This awesome coding and snap circuit kit is great for helping kids learn skills in STEM. Build various functioning circuits for lights and sounds with the different snap-on series and parallel circuits. Use the free downloadable coding app to program and control the circuits instructions. Kids can even try the Blockly coding app to control some of these circuits. You will need to have an Android or Apple phone on hand in order to activate the Bluetooth code syncing function. Follow the color-coded, detailed instruction sheets to provide step-by-step directions on each project, making learning both easy and fun. Details: Bluetooth-powered SC controller Includes over 30 Snap Circuit parts Free Snap Circuits coding app available for download in the Apple Store or Google Play store For ages 8 and up