Set includes four wooden, 12-piece vehicle jigsaw puzzles-- a race car, a steam engine, a school bus and a fire engine-- each stored in a separate compartment of a sturdy wooden box! The slide-on box lid doubles as a convenient puzzle board! Each puzzle piece is shape-coded on the back for easy sorting. Great for travel! This 5.7x2.3x7.7 inch package contains four-12 piece puzzles and a wooden storage box. Recommended ages three years and up.