The whole family will delight in the endless open-ended STEAM learning opportunities the CONNETIX 92 Piece Ball Run Pack will inspire. This pack features the CONNETIX exclusively designed clear fluted tubes including special effect stair soundscape tubes, S-bend tubes and split tubes, as well as 6 rainbow wooden balls for endless racing fun! Build using the included rainbow connector tiles, this is the perfect pack to explore gravity and motion. A high-quality open-ended toy, CONNETIX will grow WITH your child as they learn and their play becomes more complex. Compatible with the entire CONNETIX range, you can complement your Rainbow Ball Run Pack with the 42 Piece Rainbow Square Pack and Base Plates Pack to build even bigger and take your ball run creations to the next level.