Klutz: LEGO Chain Reactions Activity Kit (Ages 8+)

Build a machine that starts a domino-like sequence of motion. Follow the instructions to make 10 LEGO machines that swing, pivot, roll, lift, or drop, then connect and rearrange them to explore cause and effect.

• Subject: Engineering, motion, and cause and effect
• Age level: 8+
• Format: 80-page instruction book and hands-on building components
• Publisher/brand: Klutz
• Included: 33 LEGO pieces, six plastic balls, string, paper ramps, and other components
• Additional materials: Basic bricks from your own LEGO collection are needed, as stated in the source listing

Start with one machine, then see how many steps you can connect before the motion stops.