(sorry if you can't see the numbers) - this isn't much , but it's a start .
1- re-sizes & moves
2- zoom in & out
3- moves stuff
4- takes the color of what you click on
5- highlight the pic. with this & copy it & paste it on a different picture
6- trace what you want , copy & paste in another pic. , to get rid of background
7- click on something , it will highlight it , make it sepia or gray , by using the apples on the right .
8- I never use it ?
9- text , highlight the area where you want to apply your text .
10- crop .
11-15- I never use ?
16- eraser
17- paint brush , to draw .
18- paint bucket , to fill in .
19- I never use ?
20- stamps , (shapes , designs , & animals , etc.)
21- 22 - I never use ?
23- pick two diffrent colors , if you want to make one your main color , click on the two arrows .
*The apples on the side is for borders , change the picture into black & white , sepia , & making the picture blurry , etc .
play with it .