Buy this product: Dinosaurs in a Box Puzzles.
Four compartments in this storage case hold 4 different 12 piece
dinosaur puzzles. Easily build your puzzle on the removeable
sliding wooden tray top--or on a flat surface. A great
individual, or small group activity. Since there are four different
puzzles, 4 children can each complete one at the same time! The box is
8" x 6" x 2.5". Appropriate for children 3+.