Given problem situations, the student will determine if the solutions are reasonable.

Planet Earth is part of a vast space neighborhood called the solar system. Our solar system is an amazing place. It's even more amazing that many other solar systems have been discovered. This article examines the solar system.

Click on the picture of the rabbit and learn about the various parts of the rabbit and their functionality. Other interesting facts about rabbits are presented on this page.

Students create a blimp and then experiment with the design to improve its aerodynamics.

Harry and his friend make a wager on a game of chess and discuss the concept of exponential growth in this short Cyberchase video. [3:26]

The CyberSquad must equally divide a number of crumpets to reclaim the power stolen by Hacker in this video from Cyberchase.

Cyberchase video introduces the idea of inverse operations as Bianca imagines herself as a spy. [3:26]

A scanned copy of the 1852 publication of American Historical Tales for Youth by Francis Lister Hawks, a nonfiction for children.

A set of four station activities involving static electricity that can easily be done in the classroom.

Have you ever read the book "The Foxman" by Gary Paulsen? This site features a review of the novel and points to ponder as you discuss it with your students. It also provides several links and a list of related books.

Part 2 of a series of interactive exercises concerning word roots and vocabulary skills. Site initially explains vocabulary and word roots, then allows students to complete interactive exercises.

A learning module that begins with the poem "Knock Knock" by Daniel Beaty, accompanied by guided reading questions, assessment questions, and discussion questions. The text can be printed as a PDF or assigned online through free teacher...

Discover the function of the innate immune system.

Explore carcinogens and their relation to cancer.

Understand the human sense of hearing and how it relates to balance.

Learn the structure and function of the central nervous system.

Understand the structure and function of a nerve cell, and how messages are transmitted throughout the human body.

Students can experiment at home with expanding balloons, dancing raisins, and pop cans that have been shaken up.

Take this history quiz about Ancient Egyptian Pyramids.

Learn about the history, capital, flag, climate, terrain, people, economy, and population of Iran on this site.

Explore the history, capital, flag, climate, terrain, people, economy, and population of Japan on this site.

Investigate Poland's history, capital, flag, climate, terrain, people, economy, and population on this site.

Learn about the North Pole and the Arctic on this website.

Kids learn facts and geography about the state of Alabama including symbols, flag, capital, bodies of water, industry, borders, population, fun facts, GDP, famous people, and major cities.