textures

all were 800 x 600 pixels at 72 dpi

wood
chose two colors of wood doesn't matter as long as they are brown a light highlight color and a dark shadow color.
filter render fibers to make a stroked look
image adjust variations different types woods by adding in slightly different variations

stone
chose two colors of stone any colors will do won dark and one light
filter render clouds
add a new channel to make a alpha channel in the add the clouds back to make a bump map
the i clicked on the rgb and turned of the alpha channel
then filter render lighting effects directional light make it look like it was the same as when there wasn't a light then click the check box to make the alpha channel a bump map and a texture so that the light areas go up and the dark go down it can also be the other way around

steal
chose two colors that are gray and black
filter add noise make it really high and make it monochromatic
then filter motion blur to make it look like you wont
then crop the image to fit

water
pick two blues won dark and the other light 
filter render clouds
add new layer and again add clouds
filter sketch chrome
blending options pick one to suit taste