Price last checked Nov 7, 2026. It may have changed, so confirm on the store's page. We earn a commission on purchases (details).
Big Jumbo pipes with wheels (About 44-48pcs) FUN & SIMPLE CONCEPT BUILDING BLOCKS: Our tube building toys use a simple pipe splicing concept that can DIY create more than 100+ figures or animals or car models. This set of STEM toys is more perfect for children aged 3-4-5. Different shapes and colorful tube parts help your kids learn colors. Durable plastic interlocking toys ideal for building structure, animals, aircraft, cars, shapes, robots, and more children can imagine. INSPIRE YOUR CHILD'S IMAGINATION AND CREATIVITY: STEM toys supported building blocks are built to develop your child’s science, technology, engineering, and math skills. Designed to help your child develop hand-eye coordination, master fine motor skills, improve logical thinking, boost vital problem-solving skills. ENJOY EDUCATION AND LEARNING TOYS: At this stage, it is very suitable as a child's indoor activity toy. Having our building suit can let your child enjoy the happiness of a STEM classroom at home. CARING FOR YOUR CHILD’S HEALTH: Your child's safety is our #1 priority! our Engineering Learning Set is Non-Toxic, BPA-Safe, Lead-Safe, Phthalates-Safe, and Skin-Safe!