Launch a lesson that's sure to capture middle schoolers' interest! Exploration enthusiasts examine the planets of our solar system using an activity from PBS's Space series. The resource includes images and information for each planet,...

Just how does a case come before the highest court in the land? A graphic flow chart unpacks how plaintiffs come before the Supreme Court. Graphics include background on the nine justices and just how many cases they actually hear each...

[Free Registration/Login Required] This matrix contains 42 spelling activities that are based on Bloom's Taxonomy Six Thinking Levels. The activities provide opportunities for each learning style.

This website provides two presentations on active and passive voice. The first presentation explains the difference between active and passive voice as well as how to build sentences in each voice. The second presentation explains when...

Learn about the importance of fitness, with this guide from Arthur: "Arthur Weighs In."

This lesson explains how to change a sentence from the passive voice to the active voice.

This lesson explains how to change a sentence from the passive voice to the active voice.

This lesson will explain how activation energy is needed to start a chemical reaction. It is 3 of 5 in the series titled "Activation Energy."

This lesson will explain how activation energy is needed to start a chemical reaction. It is 4 of 5 in the series titled "Activation Energy."

This lesson introduces the process of active transport, explaining that it is a form of transport that requires energy, and moves molecules against their concentration gradient. It is 4 of 4 in the series titled "Active Transport."

This lesson introduces the process of active transport, explaining that it is a form of transport that requires energy, and moves molecules against their concentration gradient. It is 1 of 4 in the series titled "Active Transport."

Learn ways to stay active with your children, in this guide from Arthur: "Arthur Weighs In."

Observe various severe weather phenomena in this image gallery from WGBH. Weather is the combination of factors -- temperature, wind, snow or rain, and sunlight and clouds -- that happen in a specific place at a specific time. Sometimes...

Explore different types of maps and how different things are represented on maps in this media gallery from WGBH. Maps are used to help locate different places and different things. Map symbols are representations of larger things in the...

Explore how weather can change during snowstorms in this slideshow produced by WGBH. The images show the progression of snowstorms from a light flurry to a steady snow to a blizzard to conditions after a storm ends. Students can use the...

This site from EnchantedLearning.com provides food-related activities including nursery rhymes, printables, crafts, and quizzes. Includes pages on the food pyramid, food terms in other languages, famous paintings, and a feature on the...

Help children learn easy ways to stay physically fit, in this guide from Arthur.

This slideshow focuses on how to revise writing using concise language by eliminating unnecessary words and redundancy, avoiding generic phrases, using active voice and familiar terms, and looking for just the right words to convey...

Using scientific animations and illustrated metaphors, this interactive activity from NOVA scienceNOW explains RNAi and how it works.

Investigate the mechanical advantage of the lever in this interactive activity from the NOVA Web site.

The summer is full of possibilities and so is your child. Use this calendar to choose activities, games, and videos to enjoy.

This lesson will describe how human activity can impact a natural ecosystem. It is 3 of 4 in the series titled "Human Activity."

This lesson will describe how human activity can impact a natural ecosystem. It is 4 of 4 in the series titled "Human Activity."

Examine these graphs from the NOVA/ FRONTLINE Web site to see dramatic increases in the temperature of Earth's surface and greenhouse gases in the atmosphere.