Block-N-Roll is the only patented horizontally integrated marble maze on the market today that is compatible with all leading plastic building blocks, including DUPLO and Mega Blok. Never the same toy twice! Block-N-Roll has hundreds of building options to create plenty of action by dropping, tunneling, ramps, cross-overs, and turns... Attach and detach Block-N-Roll pieces by sliding them together. Start the construction of your maze from the bottom and work up.
 

Block-N-Roll accessories to complete your sets, and giving the opportunity to create custom block sets with your imagination as the only limit. Block-N-Roll is the only patented horizontally integrated marble maze on the market today that is compatible with all leading plastic building blocks, including DUPLO and Mega Blok.
 

Award-winning ImagiBRICKS Giant Building Blocks are an enduring classic that offer endless play possibilities because they are versatile (build with them, jump over them, crash into them) and safe. Constructed of lightweight corrugated cardboard, if the blocks tumble, no one gets hurt! The blocks are printed with non-toxic inks and with their new, water-resistant coating are strong and durable for years of creative play.