Based on the illustrated book Ah-ha to Zig-Zag: 31 Objects from the Cooper Hewitt, Smithsonian Design Museum, this special 300 piece puzzle from Mudpuppy features the whimsical artwork of renowned illustrator Maira Kalman and some of the most intriguing objects from the museum's collection. The Maira Kalman Ah-ha to Zig-Zag 300 Piece Puzzle is a great introduction to the design of everyday objects.- 300 piece puzzle- Hinged tin: 6 x 7.75 x 2 in. (15 x 20 x 5 cm)- Puzzle: 14 x 18 in. (35 x 45 cm)- Puzzle greyboard contains 90% recycled paper. Printed with nontoxic, soy-based inks.- Ages 6 and up