Four wooden jigsaw puzzles: a cement mixer, a bulldozer, a dump truck and an excavator 12-piece puzzles Sturdy wooden storage box that doubles as a puzzle board Great for travel; promotes fine motor skills and hand-eye coordination Ages 3+ Set includes four wooden, 12-piece construction vehicle jigsaw puzzles-- a cement mixer, a bulldozer, a dump truck and an excavator-- 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!