Encourage sensory exploration. Soak these Multicolored Water Beads in water and watch them expand to become bouncy, squishy, sensory beads! Once expanded, let children play with the beads to feel their texture for a sensory experience that encourages quiet focus. Spark creativity and build fine motor skills as children count and sort the multicolor beads. Highlights: Appealing colors Great for creating your own sensory bins and sensory bottles Nontoxic beads expand in water and then shrink in the sun so they can be used over and over again. Grade level: Birth - Adult.