Insect X-Rays and Picture Cards give you three different views of your favorite insects and arthropods: the top, the bottom and the inside. Match up all 36 insect x-rays to the double sided, sturdy picture cards with this classroom science supply. The teacher guide details each insect. 36 double sided picture cards and 36 x-rays, 4 x 6' (10 x 15 cm). Ages 4+.