Build over 420pcs Projects - The various electronic experiments include spray module, RGB, RGB light module, flying saucer accessories, etc. Kids can learn the basics of electrical engineering in a safe and fun way. science kits for kids age 5-7, science kits for kids age 8-12 Educational STEM Toys - The science kits came with 35pcs small circuits allow kids to combine many projects. . Kids will learn the circuit knowledge such as parallel connection and series connection. Ideal classroom props. STEM kits for kids ages 5-7, STEM kits for kids age 10-12 No Need for Soldering or Extra Tools - Everything kids need for learning is included in this STEM kits for kids age 8-10. Compared with regular circuits, these snap circuits don't need any welding. Simply insert or tuck the circuits on the plastic plate to start your experiments (Need to prepare AA batteries. NOT included). Colorful Manual & Cards - The colorful 37-page-manual and 4 indicator cards make a thorough introduction of building circuit in 118 ways. Build kids' confidence and arouse their curiosity to raise questions during play. Ideal Gift for Kids - Cultivate your kids to be a little physicists and keep them busy for hours. Multiple ways to play, free assembly, expand thinking, and develop different playing experiences. boys toys age 8-10, toys for ages 5-7, 10 year old boy gifts, gifts for 8 year old boys Size Small Theme Science Brand Name SMILESSKIDDO Item Weight 1.1 Kilograms Manufacturer SMILESSKIDDO Model Number RC1007 Material Type Plastic Item Type Name circuit board Item Dimensions 14.5 x 11 x 3.1 inches Battery Description AA batteries Included Components circuit board Is Assembly Required Yes Age Range Description Kid Educational Objective STEM Manufacturer Part Number QD-RC1007 Manufacturer Maximum Age MONTHS 360.00 Manufacturer Minimum Age MONTHS 36.0