A fun new way to teach the alphabet! DAS Junior Air Hardening modelling clay in a ready to use complete kit for the classroom. The Letters Schoolpack Lab contains the tools to teach the alphabet: 1 educational poster, 10 blocks DAS Junior 100g in red and yellow, 26 letter molds, 8 rolling pins, 8 cutting spatulas and 2 resealable bags for clay storage. Mineral based clay is gluten free and AP Certified.