Amazon has the 48-Piece Melissa & Doug Dinosaurs 4-in-1 Wooden Jigsaw Puzzle Set in a Storage Box for $8.49 - $2.12 off coupon (check "Apply Coupon") = $6.37 with free shipping on $25+ or with Prime. Includes 4 wooden puzzles: a Triceratops, Apatosaurus, Stegosaurus, and T-Rex.