What is so special about construction blocks?

What do construction blocks and programming have in common?

I have always liked construction blocks. They work in a certain order and fail if the order is not followed. I have equated computer science with construction blocks since I started playing with computers. I am curious about the different instruction sets and how to employ each author uses those instruction sets.

By Alan Chia — Lego Color Bricks, CC BY-SA 2.0, https://commons.wikimedia.org/w/index.php?curid=6068229

At the same time, block programming uses a similar concept to that of construction blocks. Each block contains a package of code and the programmer does not need to know what the code is or does. For example, MIT developed Scratch for children, in which a child can write a program as if it were a flowchart. For example, a block that might be labeled WALK might have code to make an image (sprite) walk. Another might be labeled STAND, which might make a sprite stand up. With these two blocks, the child can either make the sprite walk and stand up (most likely the wrong logic) or stand up and walk (more appropriate logic) depending on the order of the blocks (functions, procedures and other recyclable code), which is the principle of object programming. At the same time, this is the principle behind building blocks where the position of the construction blocks determine the look and/or function of the end result.

As such, the wrong order can cause the model to collapse (syntax error). If your model does not collapse, but gives you a different result than expected (logic error).

The following is simply my opinion of some brands that I have bought sets from (Lego, Cobi and Sluban) and others that I find interesting like Gorod Masterov (Город Мастеров).

If you are wondering what building blocks regardless of the vendor and programming have in common, consider Lego as the market leader and classic modeling.

Lego (Denmark, 1932):

Made in Billund, Denmark, since 1932, Lego is the most common brand name when it comes to interlocking construction blocks. Several companies worldwide have cloned Lego blocks for years in an attempt to grab part of the market. As such, Lego has become the benchmark, on which similar building systems are based on.

The quality of Lego has changed various times. In the late 1980s, the quality diminished and its blocks did not look as polished. This is about the same time that Lego had lost a good share of its market. In the early 1990s, the quality returned to its former self — well polished blocks without injection molding defects, spots left behind where blocks were attached to others or the injector itself. Note that all Lego pieces including parts of their minifigures have the Lego name on each stud or inside flat pieces.

Lego models have always come exposed studs. Compared to Cobi, Lego models look unfinished. Then again, Lego is the industry standard although Lego itself is a clone of an older interlock block system — Kiddicraft, which was first released by British company Hilary Page in 1944.

Lego minifigures (not Duplo or Fabuland figures) were first released in 1976 (no movable parts and no face). The minifigures that most people know about (with arms, legs, hands and faces) were first released in 1978. These minifigures are the most common recognized from other brands. Unfortunately, Lego minifigures are highly cloned although it is illegal as Lego holds the pattern and rights worldwide. There are lots of fake Lego models mostly coming from China with Lego-like minifigures — for example, Lepin. At the same time, some Chinese vendors even use fake brands — for example, Sembo that uses M&H instead of H&M to make people believe that the model is licensed by the clothing store.

The only issue that I find with Lego minifigures is that they do not have human proportion. These figures look chunky. Of course, it does not help that Lego used the four-stud width for all cars for almost four decades, which were proper for the 1976 two-stud wide minifigures with no arms or legs. Nowadays (finally) Lego makes cars wider and more proportionally correct using an even number of studs — usually six or eight studs wide. There are also some cars that are nine studs wide, which seems to have been adopted from Cobi models like the Youngtimer Collection and the Maserati licensed models. What is interesting in the new design of race cars is that it looks too much like Sluban (小鲁班) or perhaps it is the way around.

CC BY-SA 3.0, https://en.wikipedia.org/w/index.php?curid=6913599

Airfix (England, 1939):

Made in the UK, Airfix has specializes in model kits (plastic, glue, paint and lots of patience) of cars, airplanes and other vehicles. As of late, Airfix has come up with QUICKBUILD models, which are directed to entry-level hobbyists. These QUICKBUILD models are Lego clones with the base made from Lego style blocks, but the external shell made from plates connected to the base as in the second picture below.

If I were to get one of QUICKBUILD models, I would get the Ford Mustang GT 1968 for about $30. You can never go wrong with a muscle car.

J6035 QUICKBUILD Ford Mustang GT 1968 — Hornby America Inc.; Fair use, (c) 2021 Hornby America Inc. All rights reserved., https://us.airfix.com/products/quickbuild-ford-mustang-gt-1968-j6035

J6035 QUICKBUILD Ford Mustang GT 1968 — Hornby America Inc.; Fair use, (c) 2021 Hornby America Inc. All rights reserved., https://us.airfix.com/products/quickbuild-ford-mustang-gt-1968-j6035

Oxford Blocks (South Korea, 1961):

Made in Busan, South Korea, since 1961, Oxford (옥스포드) — originally Dongjin then Daegoo Lucky (1971), then Busan Lucky (1972), then PAPA (1984) and now Oxford (1992) — has possibly the closest quality to Lego including the look and feel of its models. Oxford is the perfect clone. It is my understanding that Oxford is licensed to produce its blocks and minifigures identical to those of Lego. The biggest difference is that Oxford does not put its brand name on its pieces.

There are three model of Oxford minifigures. One model looks exactly to Lego minifigures. Another model has slightly round legs and feet. The third model is my favorite with articulated knees.

What makes Oxford highly interesting is the licensing from the Republic of Korea (ROK) National Military, Dunkin Donuts, Kellogg's Cafe and several others. In the US, Oxford made the Kre-O brand name for Hasbro — in other words, Oxford repackaged as Kre-O (2011-17). Since Hasbro pulled the plug on the Kre-O line, Oxford as a whole lost its market share in the US.

Unfortunately, buying Oxford models in the US is hard and fairly expensive — about two or three times as much as a similar Lego model in the US. The latter is why I have no experience with Oxford.

Oxford ZB2671 — Oxford Co.; Fair use, (c) 2021 Oxford Co. All rights reserved., http://oxfordtoy.co.kr/

Mega Bloks (Canada, 1985):

Mega was originally a company based in Montreal, Quebec, Canada, where they were made from 1985 till Mattel took over in 2014. Mattel moved production of the Mega brand to China and Mexico. Mega has specialized in building blocks for toddlers and specialized Lego-compatible sets with different themes like the Power Rangers, Teenage Mutant Ninja Turtles (TMNT), Masters of the Universe, Call of Duty and Halo under the brand name of Mega Construx. Mega also introduced Hot Wheels building sets, which are sets of classic die cast models, with its own standard action figures (drivers) and an average price of $10.

Mega does not have standard minifigures anymore. The older model of their minifigures were too close to Lego minifigures making a good product look like a cheap knockoff. These older minifigures are no longer produced to avoid lawsuits (as what happened to Lepin when Lego sued them for intellectual theft) as well as bad reputation. The new minifigures are rather made according to the theme and license. In other words, their minifigures are small versions of the characters that they represent. The minifigures of Masters of the Universe look like the actual character from the television series with articulated arms and legs.

Just like Lego and Cobi, the Mega brand name is on every piece.

In 2014, Mega became part of Mattel, which means that these building blocks are most likely not made in Canada anymore. In 2020, Mega partnered with Terra Cycle to create plant-based plastics (bags and blocks) and recycling them. I am not sure if the latter weakens the material or not.

Mega Construx Halo 20 Years — MEGA; Fair use, (c) 2021 MEGA Brands Inc. and (c) 2021 Mattel. All rights reserved., https://megaconstrux.com/

Cobi (Poland, 1992):

Made in Warsaw, Poland, since 1992, Cobi specializes in mostly 1:35 scaled models like cars and motorcycles as well as 1:48 scaled models like military planes and tanks (licensed to produce models for the World of Tanks video game). Cobi holds a good part of a market share that Lego does not want to be involved — military models and various weapons, which are highly accurate and come with historical facts. The latter means that Cobi models are accurate design making its models are for collectors rather than not only fun to build, but they are educational too and fairly for playing. From what I have been able to observe, Cobi has a hold primarily of the adult (16+) market with its historical models, some of which can consist of over 1,000 pieces.

Their biggest sellers are the Historical Collection (WW1, WW2, Korean War, etc.), Youngtimer Collection (European cars including those from the Soviet Bloc) and other licensed models like Maserati, Fiat, Doctor Who and even the UK military under the old Character Toys brand, 2012).

The quality is excellent although the blocks are a bit too bright compared to Lego. Cobi does not only clone Lego blocks. Cobi also has its own block designs, which helps Cobi produce more realistic models. Just other vendors, the Cobi brand name is on every piece.

One major difference between Cobi and Lego is that Cobi models usually use flat pieces for its exterior. In my opinion, this makes its models cleaner and more professional — an opinion that I had since getting my second Lego in 1980 (#6627). Ironically Cobi models are more expensive than those by Lego.

Cobi 2415 US Corsair — Cobi; Fair use, (c) 2021, Cobi or its affiliates. All rights reserved., https://cobi.pl/

In 2006, Cobi merged with Best-Lock — cheap-looking blocks including knockoff Lego minifigures made in China although based in Colne, England. After the merger, Best-Lock has used the Cobi manufacturing process. Strangely enough, the Best-Lock website still advertises OEM (original equipment manufacturer) pieces and how its products are sold by other parties under different names. The latter is fairly confusing especially with Darren Toys still selling Best-Lock models.

Just other vendors, older Cobi figures as well as Best-Lock minifigures looked like bad Lego imitations. Nowadays Cobi minifigures look more human with better proportion, molded facial expressions, mouths and even noses. Cobi uses different models for the figure heads to display various expressions and even bandages in soldiers. These minifigures have become my favorites in the past couple of years as they are easy on the eyes of children and collectors (adults) alike.

Best-Lock BL02433 Fire Engine — Cobi & Best-Lock; Fair use, (c) 2014, Best-Lock & (c) 2021, Cobi or their affiliates. All rights reserved., http://best-lock.com/ & https://cobi.pl/

Gorod Masterov (Russia, 1995):

If there is a brand that makes me very curious, it is Russian vendor Simbat (Симбат) that sells Gorod Masterov (Город Мастеров), which means City of Heroes) since 1995 (07/2019). This Lego clone (including minifigures and Duplo) is made although bragging of being "developmental constructors of European quality" (02/2020) located in Moscow, Russian Federation. As per the EAC (Eurasian Conformity, Евразийское соответствие) marking on every box, one would get the impression that these blocks were made Russia (Россия), Belarus (Беларусь), Armenia (Армения), Kazakhstan (Казахстан) or Kyrgyzstan (Кыргызстан). The reality is that these blocks are made in China, most likely by GoBricks (高砖积木) and not made in Russia (Россия) although the words Сделано в Китае or 中国制造 (Made in China) do not appear on boxes from Gorod Masterov. Some of the blocks are branded with some sort of design (not the brand name neither in Cyrillic nor anglicized). Most blocks are not branded although they all seem to have the same quality of plastic (acrylonitrile butadiene styrene, simply referred to as ABS with formula (C8H8·C4H6·C3H3N)n where n is a variable depending on quality and production cost) most likely by GoBricks (高砖积木), which provides blocks to several Chinese brands.

Gorod Masterov mostly covers Russian cars and trucks like GAZelle (ГАЗе́ль) by GAZ (ГАЗ), Zhiguli (Жигули) and Lada (Лада) by AvtoVAZ (АвтоВАЗ), KAMAZ (КАМАЗ) and Ural (Урал) as well as the Russian military. By the way, one of my earliest memories (c. 1974) was riding in my uncle's Lada (a taxi).

One thing that I do not like is that minifigures cannot fit in some of these models. Some cars and trucks come with one-piece hollow truck cabins and full outer shell of some cars. It just takes the fun away. Those one-piece cabins come without seats or doors and grayed out windshields (not clear plastic). I find this fairly deceiving because the boxes show clear windshields and even minifigures inside as if the truck cabins were usable. Maybe models of KAMAZ or Ural trucks might need this sort one-piece cabins to show what these cabins look like in real KAMAZ or Ural trucks (same mold for all models per brand, not up to scale with the minifigures, fairly unimpressive approach). These models are four studs wide just like Lego used to do up to 1978 — realistic look, but impractical since the driver (minifigure) is too big for these models. Gorod Masterov should make the truck cabins in such way that minifigures could fit inside or simply larger — considering the size of the minifigure, at least six studs wide. The need for realistic look and feel might also be for the outer shell of cars, but at least minifigures can be put inside these cars.

I cannot find these models anywhere, not even in Amazon. The only thing I can speculate is that the brand name is adopted from the 1966 Russian movie Город Мастеров, which is a children's story that I have not yet watched. As a matter of fact, I have not been able to find the movie with English subtitles anywhere.

Just like Gorod Masterov, many companies producing Lego clones use non-branded Chinese-made blocks. There are also companies that specialize in minifigures that 05/cost anywhere from 75¢ to $10 — mostly counterfeit Lego minifigures. Therefore any company can sell designs without worrying about production cost other than packaging including artwork on boxes and instruction sets.

`Avtovaz` constructor `fret 4x4 carsharing`, 47det. in box TM `City of Masters` in box 80 pieces; Gorod Masterov; Fair use, (c) 2021, (r) 2021 Gorod Masterov. All rights reserved., https://igr.ru/catalog/12798/

BanBao (China, 2003):

BanBao (邦宝益智) is yet another Chinese manufacturer, but it seems that some models are made or put together in Europe. The Chinese catalog is different than that of other parts of the world unless you order from Chinese distributors that ship to the United States and other parts of the world — even more expensive than Cobi.

Since BanBao minifures do not look like those of Lego, there is little to no chance that Lego would sue them for anything.

As you can see in the image in this section, BanBao has the license to sell Peanuts products. What surprises me is that BanBao models, especially those with Snoopy, are fairly expensive in the United States. Maybe the Peanuts license is fairly expensive. Another thing that surprises me is that the Chinese website does not have any Peanuts models, but the Austrian site does. If I were to guess, I would say that the Peanuts license is only for Australia, Europe and the Americas.

Snoopy House — BanBao; Fair use, (c) 2021, (c) 2021 BanBao Australia. All rights reserved., https://www.banbao.com.au/

Sluban (China, 2004):

Made in Chenghai District, China, since 2004, Sluban (小鲁班) has been distributed in Netherlands for the European market since 2007, Canada for the North American market soon after, Russia (with Russian text on the cover of the boxes rather than other languages), India (probably the second biggest market share outside its native China) since 2014 and Malaysia for the Malay Peninsula including Singapore since 2019. Sluban promotes itself as an educational toy with the slogan "Educational Bricks, Smart Kids".

Sluban is one of the China vendors of Lego clones with the highest quality, yet still not the best. Sluban blocks are branded M38 (not the Sluban brand name, but as the first three characters of every single model) are highly polished and have a descent fit. Sluban models do not come easily undone that often as other Chinese clones, which is a common flaw and complaint especially about Lepin, which sells counterfeit Lego sets, as well as cheaper no-name clones.

Sluban does not seem to be related to other Chinese manufacturers. Maybe this is why Sluban has distribution centers worldwide — Europe (Netherlands), North America (Canada), India, Russia and Malaysia.

I point out the latter because a company like Lepin sells models under various brand names like CaDA or Nifeliz (high-end car models with the brand name on each stud, surprisingly high quality too), Mould King, Sembo, Xingbao and others often branded as ENU, which are supplied by GoBricks (高砖积木). Other than Sluban, if I were to get another Chinese model, I would most likely choose CaDA Initial-D 1:24 models, which strangely enough are more expensive than Lego and does not include a minifigure to drive the car.

Sluban minifigures from 2004 to approximately 2014 looked like cheap Lego clones (gray truck in this section) as many other Chinese companies do including the company that makes the Russian brand Gorod Masterov. Nowadays Sluban minifigures are different from most other vendors (green truck, now looking like Roblox R15 character) giving the brand an independent presence and credibility in the market.

Sluban Bouw Jouw Missie — Sluban; Fair use, (c) 2021, (c) 2021 Sluban Europe. All rights reserved., https://sluban.nl/en

Most if not all Sluban models are fairly cartoonish like Lego and other vendors except for the Model blocks line of high-end cars, tanks and airplanes that could rival the design quality (not accuracy, not properly scaled) of both Lego (not daring enough, never military sets or weapons) and Cobi (more realistic designs than Lego). As such, just like Cobi, Sluban has a large selection of military models although scale and details are not necessarily accurate. Most Sluban models come with flat pieces for their exterior for a cleaner look — yet not as polished like Cobi.

What I find strange is that Sluban has models in China that are not available worldwide. I strongly believe that some of these models could sell well in the United States, at least, due to the fascination of the Asian culture in this country.

As a little piece of trivia, the little boy in the Sluban logo is named Sluban. From an advertisement and marketing point of view, naming the mascot (a bald boy in overalls who plays with Sluban models) after the brand name is a smart move. Children might identify with Sluban (the character) faster than linking the Sluban brand name.

Sluban M38-B0302 Heavy Transporter Building Block Construction Set — Sluban; Fair use, (c) 2021, (c) 2021 Sluban. Copyright: Shiji Friendship Toys Co., Ltd., Chenghai District, Shantou City. All rights reserved., http://sluban.com.cn/

MyBuild (Taiwan, 2009):

Made in New Taipei City, Taiwan, made by the T-fun Company since 2009, MyBuild has made one-piece mecha frames to build robots, which remind me of Macross (マクロス, 1982-2018) rather than super robots like Mazinger (マジンガ, 1972-2018). Although these models come with a cavity where a Lego-sized minifigure (pilot) can sit in, MyBuild does not include minifigures possibly to avoid lawsuits.

Both the designs are well made and executed. The quality of the pieces looks similar to Lego — basic colors and not shinny perhaps as a means to incorporate MyBuild models into anyone's Lego city and/or collection. After all, the cavity in the models seems to be designed only for Lego minifigures only. Minifigures of other vendors like Cobi, Sluban would not fit properly or at all unless redesigning that section of the mecha.

MyBuild 5005 — MyBuild; Fair use, (c) 2021, (c) MyBuild. All rights reserved., https://mybuildtoy.com/

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