Worksheet
Curated OER

To stretch or not to stretch

For Students 5th
Hands-on is the best way to play. Learners read a graph that shows the force needed to stretch a rubber band. They do this and then participate in a simple experiment where they create coiled springs with wire. They work to determine how...
Lesson Plan
Curated OER

Super Gelatin

For Teachers 9th - 12th
Students investigate the refraction properties of gelatin to calculate its index of refraction. They discover that as the light travels through the gelatin, its speed and wavelength also change. Students find th indes of refraction of an...
Lesson Plan
Centers for Disease Control and Prevention

Poisoned Picnic

For Teachers 6th - 8th Standards
A group of teachers attended a picnic; ten became sick and another four died. Young scholars must solve the mystery of what happened. They research the river, waste water treatment plant, each food that was served, and environmental...
Lesson Plan
Curated OER

How Much Energy Does the Earth Receive from the Sun?

For Teachers 8th - 12th
Students explore energy. In this science instructional activity, students conduct an experiment in which they measure how much energy is produced by the sun. Students build a calorimeter to measure the amount of energy.
Lesson Plan
Curated OER

Can You Identify Arthropods?

For Teachers 3rd
Third graders sort and classify the four Arthropod classes. They are given puzzle pieces of one Arthropod example. Each group is to put their puzzle together, glue it on a piece of construction paper and label the ir puzzle.
Lesson Plan
Curated OER

Keeping Warm

For Teachers 5th
Fifth graders measure the temperature of water using a thermometer. They record the temperatures of water on a chart. Students use the temperature data to determine which materials are the best conductors of heat. They discuss their...
Worksheet
Curated OER

Waterdrops

For Students 4th - 5th
In this science worksheet, learners learn about water cycle, weather, clouds, storms and water resources by completing 8 pages of this full color newsletter. Students read a story, study weather maps, learn to make a rain gauge, learn...
Lesson Plan
Curated OER

What's That Tree?

For Teachers 5th
Fifth graders identify trees along a nature trail. Using a dichotomous key, 5th graders answer questions to aid in their identification of trees along a specified nature trail. Observations are recorded in their science journals. Sample...
Lesson Plan
Curated OER

The Strength of the Muscular System

For Teachers 7th
Seventh graders investigate the strength of the muscular system. They explore voluntary and involuntary muscle movement and discuss the types of muscles: cardiac or heart, skeletal, and smooth. They visit stations to answer questions...
Lesson Plan
Curated OER

Exploring the Night Sky: Fall/Winter

For Teachers 6th - 12th
Students explain how moon phases occur. They explain three ways that the night sky has been used through history. Students locate some of the constellations in the night sky. They discuss stories and myths surrounding stars.