Holidays and Annual Events

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Will this be an El Niño winter?

Number Sense Math and Science Math and Social Studies Holidays and Annual Events Current events
The Oceanic Niño Index (ONI) started to show changes to the Pacific Ocean surface temperatures in April and May of this year.  Those temperatures are still rising which is a marker for the upco...

March Equinox - big deal? ... and 5 more Spring activities

Algebra Math and Science Holidays and Annual Events Current events Data and probability
   What's with the March Equinox? Does it really affect our lives? Is it just some astronomical occurrence? Students calculate the daylight hours at the March Equi...
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