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Earth and Space Science
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Seventh grade, Eighth grade, Ninth grade, Tenth grade

The Comet Encke Tail Disruption Event

04-03-2009

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04-03-2009

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Earth and Space Science
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Activity

Fifth grade, Sixth grade, Seventh grade, Eighth grade, Ninth grade

How Fast Does the Sun Spin?

10-16-2012

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10-16-2012

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Earth and Space Science
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Activity

Fifth grade, Sixth grade, Seventh grade, Eighth grade, Ninth grade

Monster Sunspots!

04-03-2009

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04-03-2009

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade, Ninth grade

Super-Fast Solar Flares!

11-20-2007

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11-20-2007

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

Hinode: Close-up of a Sunspot

03-05-2009

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03-05-2009

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Earth and Space Science
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Activity

Fifth grade, Sixth grade, Seventh grade, Eighth grade

The Solar Tsunami!

03-20-2012

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03-20-2012

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

Moving Magnetic Filaments Near Sunspots

11-20-2007

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11-20-2007

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Earth and Space Science
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Activity

Fourth grade, Fifth grade, Sixth grade

Solar Activity and Tree Rings

10-19-2006

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10-19-2006

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Earth and Space Science
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Activity

Fourth grade, Fifth grade, Sixth grade

Measuring the Size of a Star Cluster

11-14-2007

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11-14-2007

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

Solar Surface Details

02-12-2009

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02-12-2009

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

Measuring the Speed of a Galaxy p. 11

11-14-2007

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11-14-2007

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

The Wandering Magnetic North Pole

09-24-2008

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09-24-2008

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

Super-Sized Sunspots and the Solar Cycle

10-18-2006

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10-18-2006

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Earth and Space Science
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Activity

Seventh grade, Eighth grade, Ninth grade

Magnetic Storms I

09-29-2006

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09-29-2006

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

Magnetic Storms II

10-18-2006

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10-18-2006

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

The Frequency of Large Meteor Impacts

02-19-2013

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02-19-2013

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Earth and Space Science
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Activity

Sixth grade, Seventh grade, Eighth grade

The Hubble eXtreme Deep Field

10-05-2012

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10-05-2012

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Earth and Space Science
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Activity

Fifth grade, Sixth grade, Seventh grade

How Common Are X-Class Solar Flares?

12-16-2013

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12-16-2013

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