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We found 25 post available for you

What can you tell about a snowflake?
Geometry Math and Science Math and Art
  As a snowflake falls from the sky, its crystal grows according to the humidity and temperatures of the air that it passes through. In this activity, students interpret a graphic that clari...

December 21, 2020 - Great conjunction
Algebra Number Sense Geometry Math and Science Current events
Right now, just after sunset, in the southwest sky, you can check out the planets of Jupiter and Saturn as they get closer and closer to each other. They are millions of miles apart but they app...

How big is this hornet really?
Number Sense Geometry Math and Science Current events
Egad !!!!   Giant Asian hornets have now migrated to Washington state and British Columbia.  Even though they are sometimes called "murder hornets" their stings aren't fatal.  The...

Leslie's socially-distanced party

Algebra Geometry Math and Science
I risked infecting my friends or becoming infected myself by throwing a very small socially-distanced party.  I served baked appetizers, disinfectant wipes, and latex gloves.  I cooked whi...

May 27th launch from the U.S. again
Geometry Math and Science Math and Social Studies Current events
May 27 scrubbed because of weather. Successfully launched Saturday, May 30th, 3:22 pm EDT.  Dragon is on the way to the ISS now. Wednesday, May 27th will be a momentous day for space tr...

Total solar eclipse - apparent sizes
Algebra Geometry Math and Science Current events Ratio and Proportion
This activity is currently being updated – to be posted before end of April, 2026. Please check again later. Where will the eclipse be seen?  What if you are not in the path of totality? &nb...

Giant iceberg
Number Sense Geometry Math and Science Ratio and Proportion Data and probability
    Ferryland, Newfoundland. JODY MARTIN / REUTERS  This giant iceberg drifted past Ferryland, Newfoundland in 2017.  It's hard to tell how large it actually is, but...

Alarming ice cracks on Brunt Ice Sheet in Antarctica
Algebra Number Sense Geometry Math and Science
    A new, fast-growing ice crack is forcing the Halley VI British research station in Antarctica (shown above) to be moved.  Fear of a huge break-off from the ice sheet ...

What's my angle?
Geometry Math and Science
 I'm going to help save the planet by adding solar panels to my roof!Should I tilt the panels on my roof to more accurately aim towards the Sun?If so, at what angle should I use?Should I be able ...

Kilauea's lava flow
Number Sense Geometry Math and Science
[caption id="attachment_15749" align="aligncenter" width="500"] Halema‘uma‘u Lights the Morning Sky - Photo taken from the overlook by the Volcano House on January 30, 2014 - NPS photo[/caption] The v...
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