Purple Math
Purplemath: Basic "Percent Of" Word Problems
Demonstrates how to set up and solve 'percent of' word problems such as 'What percent of 16 is 5?'.
Thinkport Education
Thinkport: Annotator Tool
Use Thinkport's Annotator tool to analyze text and build writing skills. Simply paste in your text, select your virtual markers and have students annotate the passages.