How does the shell color of crabs and the habitat they live in impact the predator-prey relationship? The fourth lesson in a series of five is a game where participants try not to get eaten if they are a prey and try to eat if they are...

What color does your garden grow? Learners manipulate the number of flowers of two colors in two garden plots. They determine the probabilities of choosing a particular color of a flower in a given plot. Scholars find the relationship of...

For some people, the force of addiction can be as biologically compelling as the drive for food or water. High schoolers watch a video segment about Ryan, a recovering addict, and learn more about how opioids and other drugs can affect...

Can anyone become a peacebuilder? A lesson on character education challenges scholars to examine the characteristics of well-known peacebuilders. Pupils then look within themselves to discover their own strengths as they relate to...

Does technology always mean advancement? Scholars take a close look at the use of voting machines. Does using a machine make voting more effective? Readers consider the advantages and disadvantages of the current voting process. They...

Sometimes a person needs an ear unattached to a mouth, a place to vent or clarify emotions. Journals are a great way to offload or gain insight into mixed emotions. The trick is to find a starting point. This list of 30 journal prompts,...

When do you use a comparative adjective instead of a superlative adjective? Review grammar usage with a worksheet about comparative and superlative forms of adjectives, in which readers use context clues to select the correct...

Caring, trustworthiness, and responsibility—these are only a few character traits in focus of a lesson based on stories from the Civil War era. Class members explore several influential lives while reading biographies that highlight...

Turtles might be slow, but class will zoom by when your pupils build a program in which reptiles draw a grid. Using App Lab and JavaScript, class members build a program to find the most efficient way to draw an image of a...

English is a complex language, so take some time to clarify one aspect that is often confusing for English language learners: the -ed ending. This resource includes information about the different ways the -ed ending is used and provides...

What would the world be like if each person acted with greater cultural awareness and understanding? Learners consider the impact of cultural diffusion, as well as how global leaders can address some of today's pressing...

How do you prefer to handle conflict? And what does your approach say about you? Although not a validated, or scientific instrument, this assessment is sure to generate lively discussion.

How many of your pupils play an instrument? A musical science lesson will help all of them understand how string instruments work. Young scientists construct a string-and-pulley system to test frequency and pitch. The lesson...

The lesson allows young scientists to use lasers and mirrors to study reflected light. A reading passage and homework question assess learning, while additional material introduces extension activities. 

Especially tricky for language is understanding the line between inappropriate, confrontational, (in)effective, (un)reasonable and diplomatic English. The activities in the resource permit class members to practice...

Why do I have to learn two different ways to solve linear-quadratic systems? Isn't one way enough? Learners first investigate the three possible situations for linear-quadratic systems (two, one, or zero solutions), then solve such...

Putting yourself in someone else's shoes is a common phrase we hear from time to time, but do children really understand? Explore empathy with elementary schoolers using these activities. Focusing on feelings and emotions,...

What do drugs do to the body and to the mind? What are the dangers of using drugs? How can teens respond to the pressure to use drugs? After reading a series of articles related to drug use and abuse, class members prepare a skit to...

John Knowles' A Separate Peace is the subject of a literary crossword puzzle that asks readers to identify key events and characters in this coming-of-age story.

What does it mean to stream a program? How do you know if you're watching a mash-up? If you don't know these words, reach for your handy Merriam-Webster dictionary, because they're there! A series of fill-in-the-blank questions...

How can you teach a text to a group of readers who struggling with the language? The second in a set of three ESL lessons related to Theme 4: Problem Solvers engages English language learners by introducing vocabulary and grammar...

Once your class has mastered the indicative, it's time to present the subjunctive mood. This resource focuses solely on how to conjugate in the present subjunctive, but does link to more information on how to to use it. Class members can...

Learners engage in a disability awareness assignment where they research and identify a particular disability, and answer such questions as how the disability might affect the way one learns or what services are available for support.

Hone your learners' inference-making skills with this exercise. The worksheet includes four passages that learners read and answer questions about. Pupils must note down their inferences along with textual evidence that support their...