This great set of Nuts & Bolts by The Original Toy Company is made with hard woods for strength and durability. For kids who love to take things apart and put them back together - helps build hand-eye coordination as well as manual dexterity. Fun manipulative that comes in a sturdy bucket with a handle - great for storage and travel. Set contains 40 pieces, some painted with bright, non-toxic paint. For ages 3 years old and up.