• Brand new and high quality

• An educational puzzle toy for children

• To improve children's ability of thinking and practical ability

• Different shapes lock for you to select

How To Open It:

• Put the red side down

• Gently knock the box above, drop the ball

• Open the box

Specification:

• Material: Wood

• Box size: 7.5x7.5x5cm

• Internal size: 5.5x1.3cm