The puzzle is circular, encourage kids to think out of the box (not your average rectangular puzzle).⁠ Let your child’s imagination take flight with Mideer Puzzle – Wandering Through Space, where we take u on an outer space ride and your child can imagine he/she is an astronaut.⁠ Have fun learning the solar system with this beautifully illustrated puzzle!⁠ High-quality 2.5mm thickness. 150 puzzles to improve concentration. Become a logic expert, and guide your children to think first and then start. Clear logic lays a solid foundation for life. FEATURES Package Size: 22 x 12 cm Puzzle Size: 52.8 x 52.8 cm Includes 150 pieces Suitable Age: 5 Years Above