Activity
University of Cambridge

University of Cambridge: Nrich: The Magic Number and the Hepta Tree

For Students 3rd - 8th Standards
Use your calculator to help you solve this challenge at this one page website. You can check your solution with only one click of the mouse.
Unit Plan
Education Development Center

Tune in to Learning: What's a Fraction

For Students 9th - 10th Standards
Use this interactive lesson to learn about fractions. You will find equivalent fractions, compare fractions, and more. Immediate feedback is given to your answers. Links to related videos.
Interactive
Calculator Soup

Calculator Soup: Percent to Decimal Calculator

For Students 9th - 10th
Input the percent value that you would like to convert to a decimal. This calculator divides by 100 to convert percents to decimal values.