Learn to code with snap circuits! For years, snap circuits has taught basic electricity to generations of inventive kids with its easy and full snap-together parts. Now, snap circuits takes kids into the world of coding download the snap circuits app and control snap circuits parts using your smartphone or tablet to operate lights, sounds and a motor! A great introduction to coding, using easy graphical coding. More advanced coders can move up to blockly coding. Over 30 snap circuits parts, including the new sc controller! 5 control outputs- control up to 5 circuit paths together or independently to create different circuits and projects. Elenco's snap circuits makes learning electronics easy and fun! Just follow the colorful pictures in our manual and build exciting projects such as fm radios, digital voice, recorders, am radios, burglar alarms, doorbells, and much more! You can even play electronic games with your friends. All parts are mounted on plastic modules and snap together with ease. Enjoy hours of educational fun while learning about electronics. Snap circuits® are endorsed by educators worldwide and used in schools, libraries, museums, stem programs and creating with snap circuits. The circuit safe patented safety device unique to snap circuits branded products makes learning circuitry safe. No tools required. Uses "aa" batteries, unless otherwise indicated. Snap circuits products have won many awards, including toy of the year (toty), astra'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. # Pieces In Set: 12 Number of Batteries: 4 Learning Skill: Science Power Source: Battery (not Included) Recommended Ages: 8 Years And Up Measurements: 15.75 Length/Inches Base Material: 100% Plastic Battery Size: Aa Care: Wipe Clean Country of Origin: Imported p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 15.0px Calibri; -webkit-text-stroke: #000000} span.s1 {font-kerning: none} WARNING: CHOKING HAZARD – small parts. Not for children under 3 years.