Pop in, pop out, or place shapes through the sorters - this colorful and unique shape sorter provides a bunch of activities all in one sensory activity toy! The Pop & Discover Shape Sorter comes with six geometric shapes for sorting, two sides of bubble poppers, elastic bands to ...Pop in, pop out, or place shapes through the sorters - this colorful and unique shape sorter provides a bunch of activities all in one sensory activity toy! The Pop & Discover Shape Sorter comes with six geometric shapes for sorting, two sides of bubble poppers, elastic bands to twang, and rubbery textured beads that spin and slide for an extra boost of sensory fascination. Little ones will have lots to grab their attention and keep them learning and exploring. Pop & Discover Shape Sorter is a great sensory experience that babies and toddlers can take on the go as everything stores neatly inside! Ages 1-3 years.