tags: prime numbers

tags: prime numbers
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Lunar New Year

Number Sense Math and Social Studies Holidays and Annual Events Current events Any time math
In this updated activity, students will explore the unique naming system of the Lunar New Year, which combines the Heavenly Stems and Earthly Branches. Without expl...

Want to earn $150,000? - Mersenne prime search

Algebra Number Sense
What's a Mersenne prime?  How hard could it be to find the next one? Why are there only 50 known Mersenne primes?     What's with $150,000?

Cicada swarmaggedon

Algebra Number Sense Math and Science
Most of the life cycle of the Magicicada Septendecim is spent underground.  Then at 17 year intervals, these cicadas emerge from the ground, climb deciduous trees, molt into a...
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