Big bricks for little hands â€“ Sized and shaped just right for the youngest of builders! Building play encourages creative thinking & imagination, enhances eye-hand coordination & spatial relation skills, and promotes problem solving skills & self confidence. Unique play pieces â€“ Building with TRIO Junior blocks is only half the fun! Unique play pieces in primary colors like a cute character topper and rolling car chassis let kids buildâ€¦and play. And itâ€™s always fun to knock â€™em down and build something new, too! Grows with your child â€“ TRIO Junior gives little builders a solid foundation for creative building funâ€”from 12 months all the way to 8 years! Unlike other building systems for kids, itâ€™s completely top-and-bottom compatible with the full line of TRIO bricks. Everything works together! Learning and Development: Enhances eye-hand coordination & fine motor skills, Encourages creative thinking & imagination, Promotes problem solving skills & self-confidence.