Make tummy time fun, with Mr. Whoozit! Even babies who loathe tummy time (and there are many) will love exploring our action-packed tummy time mat, with beads, rattle, mirror, tethered star, and stimulating graphics. Best of all, it folds into a 3D play center to keep baby's interest. Great 2-in-1 value, and a great way to help baby develop her core muscles — a must for back-sleeping babies. For newborns and up. Imported. A One Step Ahead Exclusive!. Develops core muscle strength and eye-hand coordination, as well as cognitive skills . As a play mat, it measures 17"L x 17"W x ¼"H; as a 3D activity toy it measures 7¼"L x 7¼"W x 5"H