"Snap circuit?s beginner STEM kit includes 14 parts, and more than 20 projects learning the basics of how switches and circuits work. The included color manual was created just for younger ""engineers"" With few words and lots of step-by-step diagrams. Parts have extra safety features integrated beyond the circuits technology, included in every snap circuit set.these STEM building sets are an excellent introduction to problem-solving, following directions, and the satisfaction of A job well done. Snap Circuits beginner is one of the award-winning lines of Snap Circuits from Elena electronics. Perfect for young engineers ages 5-9.requires 3 ?AA? batteries, not included.snap circuit products were created to provide a fundamental, hands-on education in how electrical circuits work to run everyday devices. All parts mount on plastic modules that snap together with ease. Young engineers will have hours of educational fun learning about electronics and how to build circuits. The circuit safe patented safety device (unique to Snap Circuits branded products) makes learning circuitry safe.snap circuits products have won many awards, including toy of the year (toty), Austria's best toys for kids, parent's Choice Recommended, good housekeeping's best toy, family choice, National Parenting publications awards (Nappa gold), children's choice, Dr. Toy (100 best children's products, 10 best educational products, Green toy company), the inaugural seriously STEM award & Kapi award.snap circuits is endorsed by Educators worldwide and used in schools, libraries, museums, and stem programs."