1.DIY wooden building blocks kids toy, with math numbers and English letters printed.
2. it can help kids finish easy math calculation,practise kids and increase kids' interest of studying.
3.High gloss and beautiful finish,eco-friendly quality apply to European Union and American standard

4.OEM&ODM design is available, please don't hesitate to inform us if you have any novelty ideal, our R&D team will help you to accomplish it.