For many elementary and middle school students, fractions are one of the most difficult topics to learn. The Fractions Web site on Coolmath.com offers seventeen lessons explaining everything from basic definitions to multiplying and dividing fractions. Color illustrations let students visualize exactly what fractions are and how they are used. For each lesson there is a thorough description, followed by numerous examples and practice problems with their solutions. This site does an excellent job of showing just how easy fractions can be and will hopefully relieve some student frustration.