How to create a water bubble in Adobe Photoshop

in this lesson i'm going to teach you a very easy but useful trick on how to create a water bubble in Adobe Photoshop.
1) open photoshop , create a 400*400 new document with a white background.
2) open the swatches palette , by going to window>>swatches , if you cant it with the other palettes.
3) now select the RGB blue color to get the best results.

4) select the paint bucket tool from the toolbox and paint the whole page with blue.

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5) select the elliptical marquee tool ( circle selection tool) and create a circle in the middle of the page.

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6) now select the dodge tool from the toolbox , select any of the default brushes that will give you a smooth effect.
7) set the dodge tool mode to shadows and the exposure to 100%

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8) now go to the top left side of the circular selection and drag using the dodge tool 4 or 5 times in the same place , dont make it a large area, and dont over use the tool .

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9) using the same dodge tool and the same exposure level , paint twice on the inside edges of the circular selection to create the edges of the bubble.

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10) now press ctrl+D to deselect and thats it, now you have a realistic looking water bubble.

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