Construction Tower consists of 4 different blocks and colors, including square windows, rectangular windows, triangular blocks, and solid blocks. This set not only cultivates children’s visual, spatial, and constructive abilities, but also promotes sensory integration while allowing creativity to flow. We-Block Series grows with the child, this series includes Tactile Cube, Reflector Cube, Construction Tower and Gears, all the sets in the series can connect to make all levels of creativity.