Pound-a-Ball: This pounding toy is a cause-and-effect masterpiece that lets kids pound balls and watch them gooooo! Includes: The Whacky Ball set comes with 4 colorful balls and 1 kid-friendly hammer. Fun Features: Watch the ball roll through a spinning wheel, pass through a tunnel, and land on a handy tray - all against a mirrored background! Developmental Toy: This learning toy teaches coordination and it can develop your toddler's fine motor skills. Hammer away! Age: Recommended for toddlers 12 months + Grab a hammer and whack away with Whacky Ball from B. toys! Pop the colorful balls in the holes on top, pound them with the hammer, and watch them go through a fun maze! Set against a mirrored background, the balls first roll through a spinning wheel, then pass through a tunnel, and finally show up on a handy tray that catches them all. As kids play away, they'll be developing their fine motor skills and hand-eye coordination. A learning toy that's sure to keep little ones busy for hours! Recommended for toddlers 12 months and older.