Shake up your kiddo's playtime with the Melissa & Doug Deluxe Jumbo Cardboard Blocks - 40 Pieces! This set includes 40 sturdy, extra-thick cardboard blocks that are lightweight and easy for little hands to stack and construct. The vibrant, colorful graphics on each block captivate young minds, enhancing visual perception while they play. Designed for durability, the red blocks can support up to 150 pounds, allowing for creative and safe construction play. The set comes with step-by-step instructions for easy assembly, so your child can start building and exploring in no time!