Education Development Center
Choosing Samples
What makes a good sample? Your classes collaborate to answer this question through a task involving areas of rectangles. Given a set of 100 rectangles, they sample a set of five rectangles to estimate the average area of the figures. The...
NASA
What's the Frequency, Roy G. Biv?
While all light travels at the same speed, each color in the visible light spectrum contains a different wavelength and frequency. Scholars determine the relationship between frequency and wavelength as they complete the activity. They...
Visa
A Way to Wealth: Understanding Interest and Investments
Money motivates! Help young bankers understand how math plays a part in investing. Give learners math practice while instilling real-world financial literacy skills.