Junior Learning Touchtronic Numbers Award Winning Interactive Learning Toy for iPad Award winning interactive learning toy for iPad Designed by teaching experts, Touchtronic Numbers comes with 10 interactive numbers, 6 equation symbols, 3 free learning games and a teaching app Inspired by the traditional wooden and plastic letters used in Montessori schools Touchtronic Letters work on the iPad 2 and newer versions including iPad mini No Wi-Fi, Bluetooth, or batteries needed Safe to use on the iPad, simply touch the screen with the numbers for real time interaction with the apps