Mars, Earth, and Venus contain atmospheres that generate weather. Young scientists explore the temperature of inner planets. They create a model simulating the greenhouse effect before researching and answering guided questions to...

Studying what you can't see can be challenging. Discover how scientists use indirect measurements to prove the existence of planets and estimate their sizes. The introduction explains the symbiotic movement of planets and stars during an...

Celebrate the whimsical world of Dr. Seuss with a instructional activity that features the memorable tale of The Lorax. After listening to a riveting read-aloud, scholars take part in a grand conversation about the story and...

Budding scientists fall hard for a gravitational field strength activity! Physics pupils compare the masses and distances relative to the center of planets using an interactive from a Circular and Satellite Motion series. Individuals...

What would a baseball game look like on the moon? Probably a lot of home runs! A creative activity explores the motion of a projectile on the surface of different bodies in the solar system. Participants adjust the angle and...

A flipped classroom lesson introduces astrophysics fanatics to Kepler's three laws of planetary motion. After reading about the laws of ellipses, equal areas, and harmonies, and also learning how Newton's gravitation concepts come into...

How can you tell if a microorganism is helpful or detrimental to an ecosystem? Learners inspect slides or pictures of microorganisms and record their observations to...

There's a beautiful world all around us! Learn about the features of our planet with a series of activities designed for English learners. Kids sing, dance, and read about nature with fun lessons and interactive play.

Demonstrate the use of scientific notation within word problems. The lesson presents problems with large numbers best represented with scientific notation. Pupils use these numbers to solve the problems in the 11th installment in a...

A passage about an astronomy lesson may leave readers starstruck. Fifth graders read about a class's exploration into the makeup of the galaxy and its constellations before answering six questions about the terms and vocabulary...

Many people don't realize that all people on the planet are entitled to certain inalienable rights. Scholars discuss the subject with the first of four lessons in the Introduction to the Universal Declaration of Human Rights series....

How hard do you need to throw a ball in the air so that it never returns? Scientists call this measure the escape velocity. Classes can explore this concept through an intriguing interactive lesson. Pupils adjust velocities and observe...

Earth is sick and needs our help! Read the children's book Planet Earth Gets Well to explain the various problems facing the planet, discussing what young conservationists can do to heal the planet along the way. A great Earth...

Do you think Earth makes fun of other planets for having no life? The presentation covers the rotation and revolution of both the earth and our moon. It provides explanations for seasons, tides, and eclipses. Lesson is the 20th in a...

Why is weather different around the world? Learn about world climates with a reading comprehension passage. Kids read a short passage before answering five comprehension questions based on context clues.

Three astronomy activities in one resource! Here you will find one hands-on activity, one demonstration, both with discussion questions, and one activity worksheet. During these lessons young scientists discuss how stars are...

Winter, spring, summer, and fall—take the learning of the seasons beyond the elementary level to the middle school classroom. Curious learners begin by watching videos about the seasons and the rotation of planet Earth. Then,...

What does math have to do with the behavior of the earth and sun? Learn how the movement of celestial bodies has influenced the development of trigonometry. Scholars connects the details in mathematics to their...

Provide a brief introduction to ecology and conservation with a reading passage. Learners can read the text, answer the five related questions that are included on the page, and discuss the reading.

Olivier Guyon examines the possibility of finding other planets within astronomical numbers, some potentially rife with life. [6:21]

Are you about to take the SAT test? Here are 24 sample problems similar to the ones you will find in your own SAT test. If you have problems solving any of the questions then watch the video lesson just beneath the problem to get an...

Are you about to take the SAT test? Here are 10 sample problems similar to the ones you will find in your own SAT test. If you have problems solving any of the questions then watch the video lesson just beneath the problem to get an...

Are you about to take the ACT test? Here are 20 sample problems similar to the ones you will find in your own ACT test. If you have problems solving any of the questions then watch the video lesson just beneath the problem to get an...

Are you about to take the ACT test? Here are 20 sample problems similar to the ones you will find in your own ACT test. If you have problems solving any of the questions then watch the video lesson just beneath the problem to get an...