Activity
Annenberg Foundation

Annenberg Learner: Part C: Fibonacci Numbers

For Students 9th - 10th
Look at an interesting application of ratios that demonstrates the amazing patterns that emerge when we examine mathematics. The Fibonacci numbers are found in art, music, and nature.
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Vcr

For Students 3rd - 8th
This resource presents an interesting challenge for the serious mathematician with strong reasoning skills. Explore proportional reasoning, probabilities, fractions, and ratios in this challenge to figure out if you always get six hours...

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