Crayola POPS 3-D Activity Set PetsThese unique sets let you colour and construct amazing designs that literally pop out from the page! Simply colour both the POPS art page and the background page. Carefully separate the art from the POPS art page, affix tabs into the slots on the background page, and watch as the 3D artwork takes shape! Turn your colouring into 3D artwork with Crayola POPS 3 D Activity Set Pets! This unique set lets you colour and construct amazing designs that pop