Worksheet
Curated OER

The Recycling Factory

For Students 6th - 11th
In this density of materials activity, students examine ways to sort a dump truck of recycled materials using the density of the material types. Students write a letter to the city council to describe their method of sorting.
Lesson Plan
Curated OER

There Was An Old Lady...

For Teachers 1st
First graders read "There Was An Old Lady Who Swallowed a Fly" and use Kid Pix to identify characters from the story. In this character identification instructional activity, 1st graders first hear several versions of the classic tale,...
PPT
Curated OER

Living Things

For Teachers 4th - 6th
Alive or not? After viewing this presentation, life science learners will know how to answer this question. They are introduced to the seven processes of living systems and the classification hierarchy. Because it only covers...
Worksheet
Curated OER

Farming Number 6

For Students K - 2nd
In this environment instructional activity, students identify and explain the importance of water and farming. They identify the differences between food items and whether they are a fruit, vegetable, or animal. Students also respond to...
Worksheet
Curated OER

Spectral Classification of Stars

For Students 9th - Higher Ed
For this spectral composition of stars worksheet, students use data collected by a spectroscope to compare the stellar spectra to a standard for 5 stars. Students compare the spectral lines to the temperatures of the stars.
Lesson Plan
Curated OER

Hertzsprung-Russell Diagram

For Teachers 7th - 12th
Students examine the relationship between temperature and brightness.  In this astronomy lesson students will correlate the evolution of stars to the HR diagram plotted.