No need to hesitate,the more you spend, the more income you want.
This is helpful for 3R’s (reading,writing,arithmetic) training for kids.
You can write letters using black,yellow,blue,red,green 5 colors on canvas.
There is a memo finder in which you can write numerals,then you calculate it in your mind, and confirm the answer by calculated.
You draw and can keep it as a screenshot,or you can waist it very easily by touching done button.