Cool Math
Coolmath: Coolmath4kids: Fractions
A set of 17 short tutorials on everything to do with fractions. Begins with a basic introduction to what fractions are, and covers topics such as mixed numbers, improper fractions, comparing fractions, simplifying them, and operations...
PBS
Pbs Learning Media: Reclaiming the Power
The CyberSquad must equally divide a number of crumpets to reclaim the power stolen by Hacker in this video from Cyberchase.