This set of 100 colorful MathLink Cubes helps develop critical thinking and STEM skills through hands-on building activities. Children can construct animals, objects, and creative designs while strengthening fine motor skills by pressing, pulling, and twisting the interlocking cubes. The included activity guide provides structured challenges, while the open-ended design encourages imaginative play. The cubes support learning across science, technology, engineering, and math concepts, helping build foundational skills for academic development. The durable plastic cubes measure 3/4" on each side and are suitable for ages 5+.