Take them apart and mix them up. Put them together and take them apart agan and gain. The hidden magnetic locking system makes assembly a snap! This award-winning set provides unlimited fun for young children! Smiles, laughter, and excitement are what every toy should inspire, and Magnetic Mix or Match Dinosaurs accomplishes just that! This set includes an ankylosaurus, brontosaurus, pterodactyl, and spinosaurus. The direct and indirect benefits of learning through play last a lifetime! Large pieces are safe for little ones and putting them together is great fun for children ages 2 years and older. They easily snap together with the magnetic connections to make the ultimate crazy animal! Different sets can be combined together for even more fun!