JL303 Touchtronic® Numbers Classroom Kit. The Touchtronic Numbers kit contains 10 sets of 16 numbers and equations for the classroom. Numbers and equations are presented on a storage tray and simply pop out for use on the iPad. The trays make it easy for children to use the Touchtronic Numbers and for teachers to make sure they all go back into the convenient kit for storage. Trays stack on top of each other and store in the kit for convenient storage.Ages 3+. Works on iPad 2 and newer versions including iPad miniWARNING: CHOKING HAZARD - SMALL PARTS. Not for children under 3 yrs.