我試試看,不是做廣告,您也可以自己找類似的,小孩子覺得好玩有挑戰就行
1。This is not a maths book(易)
2.This is not another maths book(易)
3.the original area mazes(梯度)
4.Can you solve my problems?(較難)
5.Things to make and do in the fourth dimension(難)
我試試看,不是做廣告,您也可以自己找類似的,小孩子覺得好玩有挑戰就行
1。This is not a maths book(易)
2.This is not another maths book(易)
3.the original area mazes(梯度)
4.Can you solve my problems?(較難)
5.Things to make and do in the fourth dimension(難)