There are more than 600,000 asteroids in our solar system. Pupils analyze images of two asteroids in order to determine if they are the same age. They count craters for each asteroid and compare numbers. 

Did you know scientists can tell the age of an asteroid by looking closely at its craters? This final lesson of a six-part series focuses on two asteroids, Gaspra and Ida, in order to demonstrate the concept of dating asteroids. Scholars...

As you work through Madeleine L'Engle's A Wrinkle in Time, try out some or all of the 20 questions and activities included here. Useful for discussion questions, group assignments, or individual projects, this resource covers plot as...

When your environmental or earth science class is studying air pollution, you will want to take the time to go over this resource. Pupils peruse the history of air pollution regulations and examine outstanding diagrams of what...

Does increasing the pressure between two moving plates provide a stabilizing force or create more destruction? The hands-on lesson encourages exploration of strike-split fault models. The sixth lesson in a 20-part series asks...

Students view a seven minute video called Gorilla in the Greenhouse. In this Earth day instructional activity, students review the history of Earth day. Students work in groups to describe the life cycle of a plastic bag. Students...

Students create a scale model time linen of the Earth's 4.6 billion year history. They calculate a scale that can fit on a very long register tape then label each geologic era. They use text books to annotate each era with major geologic...

The U.S. produced enough wind energy in 2015 to power all of the homes in Alaska, California, Delaware, the District of Columbia, Hawaii, Idaho, Maine, Montana, Nebraska, New Hampshire, North Dakota, Rhode Island, South Dakota, and...

Let your learners find out firsthand what hunting and gathering was really like, with a role-play activity they will remember for years. The class researches how indigenous people used plants and animals to survive while respecting...

Students study the physical properties of the Moon.  In this life on the moon lesson students describe the ways life on the Moon would be different than on Earth. 

Most of this lesson is spent working on the "Bathymetry Worksheet." It includes a graph of the changes in sea level over the past 150,000 years and a bathymetric map of changes in an imaginary coastline over time. Participants answer...

Students describe the changes undergone by rocks during the rock cycle and develop an understanding of the interconnectedness of the rock cycle.

Students investigate the history of Earth by creating a geologic time scale.  In this Earth History lesson, students practice sequencing events in their life as a way to get familiar with creating a time scale.  Students...

Historically, humans have used many methods of finding due north. Using a hands-on activity, learners create their own compasses. They then test their compasses in their neighborhood or to assist with stargazing.

Coal forms from the ancient remains of plants that were alive on Earth before the dinosaurs! Scholars use their t-charts from the previous lesson over resources and research to determine if their information is correct. Through analysis...

Middle schoolers discuss the characteristics of the biosphere, with a focus on the Tibetan Plateau. They participate in a question and answer period discussing biomes and climate patterns. They compare and contrast different ecosystems.

Give young geologists an up close and personal look at volcanoes with a series of hands-on earth science lessons. Whether they are investigating the properties of igneous rocks, building their own volcanoes, or making...

Looking to take a trip? Why not go to space? Here, scholars take on the role as travel agent to create a guide to their favorite planet including travel tips and sightseeing recommendations. 

Begin your next class with a BANG! Pupils discuss the formation of our universe and its expansion before proceeding with an activity designed to demonstrate what most likely occurred billions of years ago. They conclude with a discussion...

Young scientists participate in a hands-on experiment to explore Einstein's theory of relativity in a creative manner. They investigate various waves and compare their characteristics as they discuss how each wave is created....

Extra! Extra! Read all about past and present energy use in a classroom-made historical newspaper. Useful as a cross-curricular assignment between science, history, and language arts, the project is sure to get young journalists...

This clever lesson combines elements of geography, art, literature, and storytelling. Pupils take a close look at the six geographical regions of Arkansas, and pay close attention to Crowley's Ridge - which is one of the six. In groups,...

The included excerpt would be a perfect contrary follow-up to reading, Rudyard Kipling's White Man's Burden. Journalist E.D. Morel composed the statement against imperialism in 1920. Black Man's Burden is a wonderful primary source...

Winogradsky columns are ideal for observing the role of bacteria and other microorganisms in an ecosystem. This student activity guide is complete with data tables for observations and analysis questions for processing what was observed....