3D Wooden Puzzle-Model Building Kits-DIY Movement Assembled Toys-Brain Teaser Educational And Engineering For Boys Girls Aged 14+,When Christmas, Birthday (Perpetual Calendar)

3D Wooden Puzzle-Model Building Kits-DIY Movement Assembled Toys-Brain Teaser Educational and Engineering for Boys Girls Aged 14+,When Christmas, Birthday (Perpetual Calendar)3-d puzzle, wooden toys, 3d puzzles, eco toys, stem project【High-Quality Material and Perfect Detail】This is a perfectly designed DIY kit that requires your hands-on work to complete. This mechanical wooden puzzle toy uses precision laser of high- quality plywood, which is safe and convenient.【Detailed Instructions and Amazing Charm】When you follow the instructions step by step to complete the mechanical model, you will send yourself as if back to the industrial age. Open the clockwork, it will start to exercise. This toy kit will combine the charm of the old and the mechanical , and it will be very attractive.【Exercise Willpower and Fun Of DIY】The ability to work out hand- crafted, but also bring fun to your life. Making this mechanical model toy requires not attentiveness but also patience and empowerment. In addition, the successful installation will produce a sense of accomplishment, so you feel very substantial.【Ideal Gift and Fine Ornament】This is an amazing gift for any occasion. . In addition, it can be used as a family decoration, in the study, on the desk.【Matters Needing Attention】Be careful to connect the parts in a complete and solid way to ensure that it runs well. Don't put it in a wet place.【Intriguing Calendar Puzzle】Can you find another way to know a future except looking at the calendar on the PC or the paper version hanging on the wall?This beautifully different wooden canlendar building by yourself is the answer.【Fun Building Project】It takes 1-2 hours to build this wooden model following the instruction book.All the pieces were easy to remove from the overall board and fit together nicely.【Nice Desk Piece】This Beautifully Designed Perpetual Calendar is allow the calculation of the day of the week for a given date in from year 2017 to 2044， this mechanical Perpetual Calendar Desk Piece.【Operations】1. Rotate the year gear to select a year 2. Keep the year gear fixed, and rotate the month gear to select a month 3. Then the Calendar plate will show the of the month you chooseWarning:1.The product is for people who ages over 14. Children must assemble under the guidance of adults2.Use the inside to reduce the friction between wood board properly, the modle will run better.3.In this product could show the the calendar of all months/all years perpetually, but the dial plate can be laser engraved from2017 to 2044. Pls note.Notes:● Stow the small parts carefully after removing them from the board careof missing● Remove and assemble the parts with care● Polish the blurrs of the parts with sandpaper if needed● Keep the manual well for future referenceMatainence:● Keep the product away from the source of ignition and don't put it in humid place care of the damage● Use clean and fabric rather than chemical reagents like , ammonia water, or window to clean the product.Assembly complexity: MediumAssembly time: 2 hoursMaterials: high-quality natural plywood; no requiredBox size: 7.3 x 3.9 x 0.39 inches (18.5*10.5*1 cm)Recommended Age: 14 years and up

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