Press on them! Step on them! Watch the liquid flow! These fantastic tile mats encourage sensory integration and gross motor skills with their squishy and colorful moving liquid. A simple press on the mats gets the liquid color moving within. Your students will love to step on the mesmerizing tiles to watch how the liquid moves. They can also press the liquid around with their hands to watch as the colors mix and merge. Set up several to cover a tabletop to use with sorting and matching activities. Anti-slip back side. Safety tested. Nontoxic and super durable. Each tile measures 12 inches square with two different colorful fluids flowing within the tile that move upon pressure application. Use with adult supervision.