- Science Kits for Kids Age 8-12 : Encourage Your kids to build their robots and enjoy the endless fun of DIY science activities. Perfect gifts recommended for teens age 8 years and up. - Kids Science Experiment Kits: Kids can create electronic builds with their own hands, using the motors, wires and all parts included. Make learning more fun, learn basic principles of simple circuit, motors, mechanical and engineering. Stimulate their curiosity and creativity. - DIY Instruction Booklet: Clear and complete science guide booklet for kids to follow, let your kids to explorer their own world independently. Exercise their ability to solve the problems. Specifications Material: High quality ABS Dimension: 25cm x 35cm x 7cm Requires 3x AA batteries (not included)