Best Seller | Duncan Toys Magnetic Block Puzzle Using 7 different colored block bundles, stack together to create shapes or solve for a perfect cube. 120 Magnets lock pieces together in hundreds of different configurations. Great for spatial awareness, memory, problem solving and creativity... ... more Duncan Toys Magnetic Block Puzzle Using 7 different colored block bundles, stack together to create shapes or solve for a perfect cube. 120 Magnets lock pieces together in hundreds of different configurations. Great for spatial awareness, memory, problem solving and creativity... Verishop | | $27.99 $17.99 go to store |