19 Piece Japanese Crystal - Interlocking Puzzle A Newborn Nest • Age range: 3-8 years

• Age range: 3-8 years

Helps develop dexterity and improves hand-eye coordination

Secured with adhesive to ensure a perfect bow every time

size may vary slightly - approximately 2" x 3"

19 Piece Japanese Crystal - Interlocking Puzzle A Newborn Nest • Age range: 3-8 yearsBased on a historic 19th century Japanese design Magnificent and beguiling construction puzzle One of the most rigorously challenging pieces in its category Symmetrical, multifaceted celestial form Composed of 19 non identical interlocking pieces Each piece is precisely cut to interlock perfectly Solution begins by turning a single piece Requires precise, sequential steps to unlock the crystal High level difficulty suited to serious puzzlers with