Scholastic
Scholastic Lesson Activities: Model With Manipulatives
Two fraction activities are highlighted at this one page website. Both use manipulatives to help students begin to understand the basic concepts of fractions.
University of Cambridge
University of Cambridge: Nrich: Practice Run
Sharpen your logic and fraction skills while working on this challenge. Solution.
University of Cambridge
University of Cambridge: Nrich: Pumpkin Pie Problem
On this one page website sharpen your logic, graphing and pattern recognition skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Rectangle Tangle
On this one page website sharpen your logic and fractional part skills while working on this challenge. The solution is available to double check your solution.