wooden educational roller coaster child toy(YK1095)
1.wooden educational roller coaster child toy train children's
visual literacy.develop coordination between hands and eyes.fester
childern how to count and learn the basic knowledge of addition and
2.help children to know the color.excise the flexibility of the
wrist as well as the coordination between right and left hand.
3.poit out the strengh when children move the beads up and down.
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