19 Piece Japanese Crystal - Interlocking Puzzle A Newborn Nest • RP100 Teacher Planner Pre-K

• RP100 Teacher Planner Pre-K — 3

size may vary slightly - approximately 2" x 3"

Do not use fabric softener

• Contains a phthalate-free rattle inside

Helps develop dexterity and improves hand-eye coordination

19 Piece Japanese Crystal - Interlocking Puzzle A Newborn Nest • RP100 Teacher Planner Pre-KBased 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