Kids love two things: crayons and blocks. The Stack a Doodle Block Crayon Set combines them both! It allows kids to transition seamlessly from 3D play to 2D, with colorful bricks in square and rectangle sizes that work as drawing tools and construction pieces. This set is recommended for kids ages 5 and up. Each set includes 13 crayons and sells for $10 at FredFlare.com.