Find 3 manipulative activity toys in one with this colorful wooden plaything for tots! It's your child's first stacking toy, toy treehouse set, and toddler building set. Treehouse Stack-Up Toddler Manipulative Toy features 12 wooden pieces that your little builder can stack up into an adorable treehouse. This first stacking toy comes with stackable blocks of different shapes and sizes. Build the treehouse up or line the pieces horizontally to create a play landscape on any flat surface. The chunky wooden play pieces can be arranged in hundreds of different ways. The Treehouse Stack-Up Toddler Manipulative Toy from Educational Toys Planet is a terrific multi-functional toy for tots.