Make, experiment, and play! This activity kit will have you building 11 machines including a gravity powered car and a wacky boxing robot. This 10.25×10 inch package contains a 78 page book of ideas and inspiration, 58 Legos, and six sheets of paper crafts. Recommended ages 8 years and up. WARNING: Choking Hazard. Not suitable for children under 3 years. Imported.