Students calculate the area of triangles using a variety of materials including computer applets.

Students demonstrate geometric relationships of finding area of rectangles and squares. They apply determine the quantity of paint needed to cover the area by using the concept of quantity.

Students design a collage of pictures for a yearbook that make a shape. They determine the area of the shape and the price of putting the collage in the yearbook.

Equip young campers with important survival knowledge with a set of engaging lessons. Teammates work together to complete three outdoor activities, which include building a shelter, starting a campfire, and finding directions in the...

Compare surface temperatures when the solstice occurs in the different hemispheres. Young scientists draw conclusions from their investigation of data collected using spreadsheets and a globe.

Ever heard of a stygofauna or a stygobite? How about an anchialine cave? Set your young biologists on a quest to find information about organisms that live in and have adapted to life in caves located near the water. Class members then...

Middle schoolers use satellite data to compare precipitation and surface temperatures on different islands.  In this satellite lesson students create graphs and explain the differences between weather and climate. 

To go or to not to go — the question for a mission to Mars. This resource provides details for a possible manned mission to Mars. Details include a launch schedule, what life would be like on the surface, and how the astronauts would...

How can organisms light up in water? Bioluminescence is light produced in a chemical reaction that can occur in an organism's body. First, learners determine what happens to light/color as you move into the deep ocean. In groups, they...

Assess your learners on the five themes of geography and the most important key terms and concepts from an introductory geography unit. Here you'll find an assessment with 15 fill-in-the-blank and 14 multiple-choice questions, sections...

Learn about polar bears and the Arctic circle with a lesson about the countries and conditions of the region. After examining how the area differs from Antarctica, kids explore climates, animals, and geographical position...

Find an answer to the age-old debate of whether life exists on Mars. Groups determine criteria to help look for signs of life on Mars. The activity has the class simulate testing Martian soil samples for signs of life before drawing...

Open learners' eyes to the challenge of finding safe drinking water – something we often take for granted in our country. The PowerPoint presentation includes images, graphs, diagrams, and even a video to stimulate discussion on how we...

Let's go fly a kite ... oops, a paper airplane! The 13th segment in an aviation unit of 22 relates the parts of an airplane to paper airplanes. Pupils learn the functions of the control surfaces of a plane to really make their knowledge...

Students explore decomposition and soil health by creating their own garden.  In this agriculture lesson, students build a "lasagna garden" with organic matter found in the area and plant perennials native to their region....

Chemists use the destructive distillation technique to produce three derivatives from a sample of bituminous coal. You will find background information, a materials list, procedures, and sample follow-up questions that you can use in...

See how much your class knows about earthquakes and volcanic activity and how these events shape geologic features. The first lesson in the series of 20 is a pre-test to find out what pupils already know. It includes 10 vocabulary...

The fourth activity in a series of five has classes participate in a jigsaw to learn about global impacts of climate change and then share their new information with a home group. Groups then research impacts of climate change (droughts,...

Students learn the difference between perimeter and area by watching a video and a hands on activity.

Young scholars identify local watersheds and drainage areas by using maps and other resources. They are given copies of the water cycle. Students discuss the movement of water in the environment. They observe, record and transfer...

In this line and angles worksheet, students explore basic geometry vocabulary.  They classify polygons.  Students determine the area and perimeter of given shapes.  They examine the parts of a circle, find volume and...

Students test the absorbency of paper towels by dropping water onto the center of each towel and then find the surface area of the stain using a transparent grid. With both pieces of data, students analyze the results of their absorbency...

In this equation of a line worksheet, students find the equation of a line perpendicular to a graph and determine the surface area of a cube that is changing. This one-page worksheet contains three problems.

Learners read "Soccer Until Dusk". As a class, they discuss the various settings and actions in the poem and discuss the life in Guatemala and compare it with the United States. To end the activity, they complete a journal reflection...