Blockaroo Magnetic Foam Building Blocks XL Builder Set – 100-Piece STEM Toy Set for Kids Ages 3+

The Blockaroo XL Builder Set delivers big-time building fun with 100 soft, magnetic foam blocks in a variety of shapes and sizes. These innovative blocks feature rotating magnetic connections that always attract, so kids can build and rebuild with ease—no frustration, just creativity! Perfect for STEM learning, this set helps develop early engineering, problem-solving, and motor skills. The lightweight foam blocks float in water and are dishwasher safe, making cleanup a breeze. Designed for kids ages 3 and up, the XL Builder Set is a fantastic open-ended play system for classrooms, playrooms, or bathtime.

• 100-piece STEM building set – Includes a wide variety of magnetic foam blocks in different shapes and sizes for endless construction fun
• Magnetic connections – Blocks click together with rotating magnets that always attract for frustration-free building
• Foam blocks that float – Lightweight, soft foam construction makes them safe for play and perfect for water-based activities
• Develops early STEM skills – Encourages creativity, engineering thinking, and problem-solving through open-ended play
• Easy to clean – Durable foam material is dishwasher safe for quick and easy cleanup
• Safe for kids 3 and up – Durable, non-toxic design ideal for preschoolers and early learners