Solve these fun STEM challenges one pixel at a time! Inspired by the pixel art look of Minecraft and retro 8-bit video games, this set helps kids build cool 2-D and 3-D artwork by solving math and coding problems. Includes 500 colorful pixel cubes, challenge cards, and 4 interlocking display bases. Each pixel cube measures 1 cm x 1 cm x 1 cm. Tray measures 5.5" x 5.5".