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Assemble DIY Paper Cups Alien Robot Primary Homework
Name: Paper Cups Robot
Product size: 10x9x13mm
-Pull the cord, dental box spring deformation, accumulation of energy, when let go, the spring restitution, drive gear rotates, and finally reached the shaft, drive wheel rotation, the car will go forward.
-Environmentally friendly production, the use of paper cups do body, without the battery, pull the spring, you can run up! Making simple, suitable for children of low-grade production
-Bring your own double-side tape.
1x Paper Cups Robot