Why is there more daylight in June than in December if you live above the equator? How does the angle of sunlight shift throughout the year? Answer these questions and more with an interactive article about the sun, its path through the...

Humans have only inhabited Earth for a short part of its existence. An online resource explains how scientists use clues from rocks and fossils to piece together information about Earth prior to humans. The online instruction includes...

Get to know our little part of the vast universe. Learners read about the common and not-so-common facts about each of the planets in the solar system. The interactive lesson includes a large amount of information as well as a quiz to...

Rocks and minerals are great on their own, but they also turn into some pretty amazing stuff! An online lesson explains the different types of materials we get from rocks and minerals, including glass, plastic, and coins. An embedded...

Earthquakes are really no one's fault. A thorough lesson explains the different types of earthquakes how they happen. Learners interact with the online lesson to simulate earthquakes and examine their results. The lesson is appropriate...

Without the greenhouse effect, Earth would not be inhabitable. A thorough online resource describes the greenhouse effect and how it occurs. The source highlights the different types of gases that work together to absorb the sun's...

Not all dogs are the same just like not all finches are the same. An interactive online lesson helps individuals learn about the causes and limitations to biodiversity. The clickable sections describe the basics of the genetics of...

Tornado winds can reach more than 200 miles per hour. Learners explore wind speeds and more characteristics of tornadoes with an online lesson. They learn how tornadoes form and how scientists attempt to predict them. Can be used as an...

Meet some interesting rocks. Learners discover information about the three types of rocks and different rocks that are within each group. They read imaginary interviews with six rocks as each rock tells the story of their formation and a...

Go study the universe. Pupils learn seven aspects about astronomy and astronomers. They begin to learn about constellations; distance and motion between objects; gravity; the electromagnetic spectrum; dark matter and energy; and teams of...

Whether you wrap it or fill it, you're using geometric concepts. Classmates use an interactive approach to learn how to find volume and surface area of cylinders and prisms in the second lesson in a five-part series. The online lesson...

What's the most interesting fact about a blue whale? Learners read an interview about the similarities between the Titanosaur and the blue whale displays at the American Museum of Natural History. Pupils learn not only about blue whales...

Sixteen slides showcase an average day on the job for a paleontologist, Ross MacPhee. Engaging images include world maps and real-world photographs from an archeological dig in Antarctica. A brief description accompanies each slide.

Fifteen detailed pictures and informative captions delve deep into the exploration of stars—their life cycle and importance in the universe. 

A list of 11 books about paleontology offers titles, authors, and a brief description of the tale.

Get ready for an explosive lesson! Learners read and interact with an online lesson describing the characteristics of volcanoes. They study specific historical volcanoes as well as the science of volcanic eruptions using animations and...

From polyhedrons to platonic solids, here is a lesson that will have your classes talking! As an introduction to platonic solids, scholars cut and fold nets to create the three-dimensional solids. They use an interactive component to...

How do you get a theorem named after you? Euler knows what it takes! The third lesson of five asks pupils to use an interactive activity to compare the faces, vertices, and edges of seven different three-dimensional solids. They use...

Rising sea levels, strong storms, melting ice ... who or what is to blame? Scholars browse the website in preparation for a class discussion or debate about whether human activity is causing climate change. They gain a balanced...

It actually is possible to have too much of a good thing when it comes to climate change. A slide show lesson describes how burning fossil fuels contributes to climate change. Individuals read about the scientific process and the...

A marine environment covers the majority of the earth but is arguably the least understood. Teach young scientists about the characteristics of oceans and ocean species using an interactive online lesson. The in-person or remote learning...

Young environmentalists consider how scientists are attempting to save endangered species. They read about what causes extinction and steps to take to minimize the threats. 

A fish is not just a fish. So many fish in remote places have unique characteristics. Take a trip with an ichthyologist to the Congo River to discover the species of one of the most diverse fish populations in the world. The online...

Believe it or not, biodiversity exists even in areas of disturbed habitat. An interactive activity challenges learners to look for species with a magnifying lens in an image of a city habitat. Pop-up images and descriptions explain how...