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This toy called 365 g of Happy Hour.It hoped that the children can get it in 365 days a year, every day can have a mirth.Its weight is 365 g and Volunteers can make it easier to bring to poor areas.It is designed for poor mountain children produced a mud toy mold.Volunteers always go to the mountains with some toys to give to them, but in limited quantities.Not every child has the opportunity to play,so they need a toy that every child can be play.Toys and mud with each other, making a lot of people can play in the mud maze.In the play, the children need to plan for themselfs.It can exercise the children's logical thinking and teamwork.
Zhejiang university of science and