How do changes in DNA affect an organism? Scholars explore chromosomes, genes, DNA, and mutations by modeling the DNA of a strawberry. They build a DNA model, then manipulate it to show how changing the genes transforms the strawberry...

Third graders describe the difference between area and volume and also explain how various units of measure relate to one another.

As a class, scholars read the poems, Humpty Dumpty, Peter, Peter, Pumpkin Eater, and Jack and Jill, in order to identify words with the same ending sound. Using their rhyming skills, learners brainstorm additional words...

Students explore local, state, and national levels of government and discuss which level of government they should contact to get information, express their opinions, or get help on specific issues.

Learners identify requirements for becoming a U.S. Representative or a U.S. Senator, explain procedure for running for representative or senator, and create an informational brochure.

"I have here in my hand . . ." The war against Communism and Joseph McCarthy’s place in it are the focus of a series of lessons examining postwar America from 1945-1954. Joseph McCarthy takes center stage in this, the final lesson...

As a part of an architecture unit, 10th graders research and draw a building's exterior. They view images of buildings Frank Lloyd Wright has designed, attend lecture, conduct research on architectural design, and then draw an exterior...

In this reading worksheet, students answer 10 multiple-choice questions about the book. For example, "Why did Judd change his parakeet's name?"

For this National Chemistry Olympiad test, junior chemists answer eight problem solving questions on a variety of topics. These include calculating molarity of solutions, determining rates of reactions, calculating decay and discussing...

In this chemistry activity, test takers answer 60 multiple choice questions on topics related to chemistry from balancing equations to calculating moles and molecules of compounds. They name formulas, they convert, they solve problems on...

National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...

In this multiple choice worksheet, students read descriptive sentences and choose the names of the persons being described. Students answer 10 multiple choice questions.

Explore legendary cartoonist Herb Block's bold challenge of McCarthy-era politics through this analysis activity. Two cartoons are included, along with talking points to prompt analysis and background information to help pupils "read...

As part of a unit, this lesson familiarizes youngsters with components of a rain garden. They speculate about the role of an assigned component in contributing to a rain garden, and ultimately, in the health of the local watershed. Each...

Teach your class the descriptive characteristics of soil. Provide information about particle size and a flow chart for assessing texture. Soil scientists then analyze samples and hypothesize which would be the best type for a rain...

The activity really comes to life within its intended unit on starting a rain garden. Working in groups, participants research native plants and coordinate them with the conditions in the designated garden area. Give the class access to...

Clever! Participants don square-foot cardboard shoes to mark out the rain garden plot that they have spent the last few weeks designing. In this way, they are practicing scale modeling as well! Note that this lesson is part of a unit,...

An appropriate way to celebrate and conclude the construction of a rain garden is to share it with the community. Small groups collaborate to design an outreach product such as a PowerPoint presentation, brochure, or poster, to draw...

Young surveyors look for patterns in water flow around campus. Using a map of the school (that you will need to create), they mark the direction of the path of water. They also perform calculations for the volume that becomes runoff. The...

Soil scientists gain experience with an infiltrometer can to determine the infiltration rates at different locations on campus. If you are using the entire unit, the class has already analyzed water flow and soil types, so they should...

Eight groups in your class are each responsible for a different aspect of surveying the campus for a suitable rain garden location. Features to consider include water flow, topography, sun/shade patterns, land surface, vegetation,...

Now it's time for all of the data collected in previous lessons to be applied to the design of a rain garden. This resource can only be used as part of the greater whole, since learners will need to rely on gathered knowledge in order to...

Most appropriate if you are applying the entire unit to build a rain garden at your school, this installment involves calculating the area that will drain into it. Your garden planners will need data from previous lessons, so this one...

Young mathematicians learn to make sense out of money with this collection of skills practice worksheets. From identifying the different coins and bills in the US currency system, to counting money and correctly using the dollar and...