Students examine tree-ring dating and discuss the lack of water the settlers in Jamestown faced. They create paper tree rings, simulate rain patterns, and describe the history of construction paper tree sequences.

For this science electricity quiz, students answer a set of 10 questions.Page contains links to additional activities and answers.

Learners define and discuss salinity, conduct classroom experiment to determine salinity of water sample by using hydrometer, record predictions, and demonstrate understanding of how salinity influences object's ability to float in water.

In this mathematics lesson plan, 3rd graders estimate how many pancake tortoises they think it will take to reach the height of a giraffe.  Students watch a video and take notes before they begin the estimation process

Seventh graders research on energy conversion. After they have researched several types of energy resources, teams of two to four create posters which depict how these resources can be conserved.

For this saliva worksheet, students conduct an experiment to test how saliva breaks down starches. Students complete 6 short answer questions.

Learners record the daily outdoor temperature as well as the number of minutes of sunlight per day over a determined period. They calculate the average temperature and minutes of sunlight per day and post their data on the project website.

Students make a thermometer and write a paragraph about how they did it.

Learners participate in an experiment in which they investigate the factors affecting the levels of nitrates in groundwater. Using examples, they explain the nitrogen cycle and identify the sources of chemical nitrogen fertilizers. ...

Students explore different ways heat can be added to water.

Students work together to complete an experiment calculating the amount of board footage in a tree. They record their data and answer questions at the end of the lesson. They create their own hypothesis as well.

Students identify and classify soil ypes according to data on the soil triangle. Given examples, students identify soil conservation practices, using criterion assessment instrument. When giving a case situation involving soil...

Students investigate work and power. In this energy lesson, students use the scientific method process to explore how much work and power it takes for a person to climb a stair case.

Sixth graders discover the proper methods for plotting hurricanes while developing their understanding of hurricanes by researching and gathering tracking data from technological sources. Students develop a newsletter about hurricanes,...

Students investigate where a new element would be located on the periodic table. In this isotope lesson, students find the mass of a new element, people mass. This number will be entered onto the periodic table of elements as the mass of...

Students research and chart the shortest course to circumnavigate the globe.

Students determine the pH level of water and its effect on aquatic plants and brine shrimp eggs. This is a three part instructional activity that leads the student through the development of an understanding of water pH. They form a...

This presentation explains conversion of units in the metric system, and gives some examples for understanding.

Students use three tracks marked on the floor, one in yards, one in feet and one in inches. As they start and stop a robot specific distances on a "runway," they can easily determine the equivalent measurements in other units by looking...

[Free Registration/Login may be required to access all resource tools.] In this lesson, students will describe the International System of Units (SI) and be able to convert units between International and English systems.

This lesson will describe how to convert from unit to another in the Metric System. It is 3 of 5 in the series titled "Converting Units."

This lesson will describe how to convert from unit to another in the Metric System. It is 5 of 5 in the series titled "Converting Units."

Students are introduced to the nano-size length scale as they make measurements and calculate unit conversions. They measure common objects and convert their units to nanometers, giving them a simple reference frame for understanding the...

Practice converting English units of measurement to metric units using this tool.