Rivet-Rex

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Start your engineer on their road to discovery with Rivet-Rex12! Introduce them to challenging build plans, troubleshooting and problem solving and solar power. Build and rebuild o ver and over again. Detailed instructions take you through each step. Your Rivet-Rex 12 kit contains unique components & parts to construct hydro-mechanical robots that operate like animals. Construct 12 different hydro-mechanical solar powered robots that mimic animal movement. After assembling a model, the user can easily reassembly components into a different model. These robots are powered by direct sunlight. NO BATTERIES REQUIRED. Once you have completed all 12 model builds, use your creativity and try your own constructions. Show more