Build and Learn Kit: Nuts and Bolts Overdue

From the Manufacturer:

"This Build and Learn Kit will help children build on their eye and hand coordination skills from lacing, connecting, matching, and snapping. Each set of manipulatives are stored in its own sturdy, stackable plastic container that measures 12"L x 7"W x 6"H.

Nuts and Bolts (72 Pieces) - Easy to grip nuts and bolts are fun to connect -- just match them up by color and shape, then twist them together! Bolts are approximately 2 1/2".

Warning: Choking Hazard - This toy is or contains a marble, small ball and/or small parts. Not for children under 3 years."

Photo from vendor.