K System®

3 years & up.  Explore an exciting underwater world with the MAGNA-TILES® Undersea Adventure building set! This 58-piece magnetic construction set lets children build colorful underwater habitats, observation pods, tunnels, and slides while bringing imaginative ocean adventures to life with diver figures and friendly sea creatures, including a dolphin, shark, sea turtle, and octopus. Featuring interactive trapdoor and sensory tiles, soft coral and octopus tentacle pieces, and vibrant ocean-themed accessories, this engaging set encourages creative storytelling, role play, and early interest in marine life while developing fine motor skills, spatial reasoning, and problem-solving. Fully compatible with all MAGNA-TILES® sets, Undersea Adventure inspires endless open-ended building and exploration.

3 years & up. Dive into an underwater world of creativity with the MAGNA-TILES® Coral Reef building set! This 25-piece magnetic set lets children create colorful coral reefs, arches, tunnels, and underwater habitats while bringing their creations to life with friendly sea creatures, including a shark, dolphin, turtle, and octopus. As kids build, rebuild, and explore new layouts, they'll strengthen fine motor skills, spatial reasoning, problem-solving, and imaginative storytelling while discovering the wonders of ocean ecosystems. Fully compatible with all MAGNA-TILES® sets, Coral Reef encourages endless open-ended play and expands creative possibilities with every build.