In the 19th activity of 22, learners determine if distance from a light source affects photosynthesis. Participants capture oxygen in straws and find that the amount of water the gas displaces is proportional to the rate of photosynthesis.

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

Scholars independently explore several websites to calculate their ecological footprint. Using their new found knowledge, they answer six short-answer questions and take part in a grand conversation with their peers about how...

Part three in the series of seven has pupils discussing the different greenhouses gases, learning about the carbon cycle, and then watching a short video about the carbon cycle. Based on their knowledge, individuals complete a greenhouse...

Ice core samples give scientists access to climates of old—those from more than 800,000 years ago. Through an analysis of various temperature graphs from ice cores, tree rings, and weather stations, scholars compare historical climates...

It is unknown if cloud cover increases in response to carbon dioxide levels changing, helping climate change slow down, or if cloud cover decreases, allowing Earth to warm faster. Part four in the series of five lessons has classes...

Learners examines the arctic food web with a short video about polar bears and an article about bears and warming temperatures. They design an arctic food web and discuss the trophic cascade that could come from climate...

In this a is for apple instructional activity, students practice tracing and retracing the lowercase letter a twenty-one times with a pencil for mastery.

Sounding out individual phonemes and blending them to make a word is usually one of the first tasks mastered when learning to read. Make master decoders out of your learners, they sound out a series of simple two and three-letter cvc...

Kindergarteners build phonemic awareness by segmenting words with two or three phonemes. As the teacher says each word, the kids put up a finger for each phoneme they hear. This can also be done with manipulative such as blocks or tally...

Math wizards investigate multiplication and division fact families. They solve five problems in which they find fact families and draw arrays.

Students read "Team Moon: How 400,000 People Landed Apollo 11 on the Moon," by Catherine Thimmesh. They watch portions of the movie "Apollo 13." Students use the internet and the attached study guide to discover specific information...

Students explore how personal behavior can affect health, especially the health of your skin. They become better aware of how their personal behavior and the environment can have a considerable impact on their health in general. Students...

Middle schoolers demonstrate how much our society depends on petroleum products. They show how advances in technology have allowed us to find, obtain, and transport oil more efficiently.

High schoolers explore the genetic and environmental factors that interact to produce variation in behavior across a population. They are introduced to the various approaches scientists use to explore this interaction. Students explore...

Students demonstrate how sociological research and literature can add to our understanding of poverty. They explore poverty and its implications on society and future organizations.

Students explore factors that control variation in human skin color and the implications of this information for human society. They understand that skin color is no longer considered a credible scientific standard by which to classify...

Students examine the case of a map making expedition. In groups, they read a case study on "The Lost Gorge" in the Finger Lakes region of New York state. They examine maps and determine where the error in the map-making occured to end...

In this factoring worksheet, students completely factor two terms. This one-page worksheet contains 15 problems, with answers.

Students discuss feelings and ways to deal with problems. In this conflict resolution lesson, students identify their feelings and learn ways to resolve conflicts with others.

This is mostly an exploration of race through an interactive website, class readings, and discussion. Individuals take an online quiz about race, they answer questions on a worksheet by visiting another website, and discover that race is...

Examine the Great Depression with your pupils. First you'll discuss the causes of the Great Depression, such as the stock market crash of 1929. Then, you'll examine key facts, like the Dust Bowl, the New Deal, and economic recovery.

Printing practice is essential for aiding children in developing motor control and printing skills. They practice printing by tracing and then write the letters a and d several times each.

Charon, the largest of Pluto's moons, was discovered in 1978. Lesson is a walk through of how to solve for the phases of Charon. It uses two different points on Pluto and takes into account the tilt of the pole, the rotational axis, and...