[amazon_link asins=’1338219634′ template=’ProductAd’ store=’maxwells10-20′ marketplace=’US’ link_id=’94f05f15-35ba-4a50-8e93-d08d0993692c’]Make, experiment, and play! This activity kit will have you building 11 machines including a gravity powered car and a wacky boxing robot. The fun doesn’t stop once you’ve completed all of the projects in the book – open-ended prompts will inspire you to continue experimenting with your own designs and modifications.
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