ROKR Perpetual Calendar - DIY 3D Wooden Puzzle for Kids

Product description:

ROKR 3D Wooden Puzzle - Model Building Kit

- DIY Mechanical Construction Game - Educational Brain Teaser

For boys and girls aged 14 and up - Ideal for Christmas or a birthday

Features:

Product name: 3D Wooden Perpetual Calendar Puzzle

Brand: ROKR

Theme: Perpetual Calendar

Material: Wood

Number of pieces: 27

Age: 14 years and up

Assembled dimensions: 17.5 x 9 x 14 cm

Product highlights:

【Wooden Puzzle】 This DIY kit is perfectly designed and requires your manual dexterity. This mechanical wooden puzzle is precision laser-cut from high-quality plywood, for safe and practical use.

【Puzzle Design】This elegantly designed perpetual calendar allows you to calculate the day of the week for a given date, from 2018 to 2040. Surprise your family, friends, and colleagues with this mechanical perpetual calendar.