The BIG size is perfect for smaller hands or bigger ideas. This 15 piece tube set contains Neon Colors, including Neon Blue, Neon Green, Neon Yellow, Neon Orange, Neon Pink and Neon White.
“Plus-Plus is a creative construction toy for hours of play. Kids – both girls and boys, and their parents find joy in using their imagination to create colorful 2D puzzles and mosaics or build 3D creations together. A perfect educational STEM toy that stimulates fine motor skills, creativity, focus and patience! Plus-Plus: One Shape – Endless Possibilities."