From Skip Hop, this bath toy features: Six-piece set includes: three shapes to sort, “bubble” ball spinner & two-piece boat A fun intro to STEM learning (science, technology, engineering and math) Science, gravity, spinning and floating Engineering, sorting, stacking and building Boat with removable top for easy cleaning Fun sprinkle effects and floating pieces Helps develop fine motor skills & hand-eye coordination Coordinates with Skip Hop STEM Bath Toys collection Dimensions, 5.66" long x 3.6" wide  x 3.46" tall Ages 6 months and up Drain and air dry before storing Imported.