Open Frame Impossible Puzzle - Clever Secret Opening Puzzle Size:Large - 4.75"x4"x2" Inspires creativity and experimentation for

Inspires creativity and experimentation for girls and boys

Leap into active fun with the stepping stones set

Perfect as a roof for play stands and fort building

• Vibrant heart graphic with Parisian-inspired icons

Once play has ended

Open Frame Impossible Puzzle - Clever Secret Opening Puzzle Size:Large - 4.75"x4"x2" Inspires creativity and experimentation forSurprise friends with a sneaky brain teaser. Uses an escape room style lock mechanism. Solution requires cunning, dexterity, imagination. Compact size: 3" x 3. 25" x 0. 125". Hides small items like cash or photos. Adds humor and makes gifts memorable. Reusable hiding spot for similar sized items.