Mechanical Aquarium
Marble Run Chain Hoist
Marble Run Stepped Hoist
Marble Run Stepped Hoist
Hexapod Explorer
Marble Run Chain Hoist
Marble Run Chain Hoist
Monowheel
Hexapod Explorer
V-Express
Marble Run Stepped Hoist
Mechanical Aquarium
Timer
Mechanical Aquarium
V-Express
538 PARTS
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U-9 Grand Prix Car Model
V-Express
Timer
107 PARTS
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Tractor
Timer
U-9 Grand Prix Car Model
348 PARTS
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Aviator
U-9 Grand Prix Car Model
Tractor
97 PARTS
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Tram on rails
Tractor
Aviator
726 PARTS
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Monowheel
Aviator
Tram on rails
154 PARTS
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Hexapod Explorer
Tram on rails
Monowheel
300 PARTS
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four-block-2

No glue connection

Assembling without glue
and chemicals

four-block-3

Self Assembly

Details are already cut
and ready to assemble

four-block-4

Mechanical

The models produce
motion

four-block-5

Educational

Perfect for family projects through hands-on STEM learning

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