Zig & Go Wroom is a chain-reaction game that you construct yourself. Set it up and watch everything go!

Build different layouts and tracks, start the action, and watch the reaction. This STEM building toy teaches cause and effect, action-reaction, energy, momentum, and physics—all through highly engaging play. A great gift for a future engineer or those who love to tinker and experiment!

• Recommended ages: 8
• 45 pieces
• Materials: wood, metal, plastic
• Nontoxic