As a kid I was always fascinated by those layers of earth, one under another under another forever. Here named and rendered in rainbow crayon; I think it would make a terrific dress or skirt for Ms. Frizzle.
coordinating plain crayon-texture fabrics in all of these colors are available here!
Wallpaper Coverage Calculator
Based on the dimensions you provide, this calculator will determine the number of custom-length sections of paper you'll need to cover any surface. If the height of your surface varies, input the tallest dimension in order for the pattern to line up correctly.
Enter your dimensions in feet (1 foot is 30.48 cm).