Where did the transformation begin? Using a ruler, the narrator of a short presentation shows how to find the center of enlargement for transformed figures. Worksheets provide the class members an opportunity to practice the newly...

Maya Angelou's first autobiography,  I Know Why the Caged Bird Sings, demonstrates both the author's exemplary writing and the themes of gender and racial injustice that perpetuate beyond the limits of the 20th century. Use a...

Elementary learners are not often shy about expressing what they want, but they could use a little help organizing their arguments. Help young writers work through a series of persuasive writing exercises that emphasize the importance of...

Individually, words have power, but when added together, they can take on a whole other level of meaning. Readers learn about compound words in the 10th of 17 lessons of the Word Recognition and Fluency series. A script provides guidance...

After initial exposure to a carcinogen, a cancer diagnosis often takes more than a decade due to the slow buildup of mutated cells in the body. Scholars learn about the biology of cancer with a worksheet and discussion questions. They...

Less than nine percent of all AP Environmental Science test takers scored a perfect five on the exam in 2018. Learn from the best answers as well as the common mistakes thanks to the College Board. Four questions from the test covering...

More than 80,000 scholars earned college credit for Chemistry with the AP exam in 2015. The College Board released the free-response questions covering topics, including moles, that often confuse scholars. They also released example...

The College Board published the mean score on the 2016 AP Chemistry exam as a 2.69, but a minimum of a three is required to earn college credit. Help pupils study for the upcoming exam with actual test questions, sample answers, and...

For years, scientists believed tRNA was junk left over from larger RNA. Three scientists used different approaches to prove tRNA actually exists as the connection between DNA and protein. Learn about their experiments, their lives, and...

One of the first models of DNA appeared to be a triple helix. Young scientists learn about the many scientists who worked to find the shape of DNA. They observe multiple models, tests, and experiments to understand the conclusions. An...

The spot you are standing in right now—how did it look 2,000 years ago, one million years ago, or even four billion years ago? Scholars use a model of Earth throughout history to learn about continental drift, climate change, changes in...

Chromosomes contain keys to history including links from royalty to Neanderthals. Young scientists learn about Ivan Wallin's research into chromosomes with an animation and videos. Then, the concept connects to mysteries related to...

Do museums offer eyes into the past? Scholars synthesize sources to make a claim in an essay about the importance each museum artifact deserves. Pupils also write to analyze journalist level of ethics as well as a speech by Wendell...

What is the most effective way to teach scholars how to write a research paper? Educators explore the topic with the AP® English Language and Composition exam resource. The reference material guides teachers in best practices for...

Ever wondered what your dog is thinking? Scholars take a close look at two poems written through the eyes of animals and then create essays analyzing each author's technique. Pupils also read a passage to write about the literary...

Have you ever felt like you are pulled into two directions? Some authors depict this feeling in their characters. Scholars choose a play or novel in which a character is pulled or influenced by two different directions and write essays...

Do 100 years make a difference? Scholars compare two poems written 100 years apart. They also analyze characterization used in a passage from Tom Jones by Henry Fielding. A final essay question allows writers to choose a piece of...

Don't forget to read between the lines! Educators learn tips and activities to help scholars learn to infer to increase reading comprehension. Activities suggested include think alouds, backwards words, and who's who. the packet includes...

Scholars use the 2007 AP® English Literature and Composition Free-Response Questions to write essays examining how a character's tie to the past affects the story. The resource also requires pupils to write essays comparing two related...

Three free-response prompts provide scholars an opportunity to practice for the AP® English Literature Composition exam. Using released prompts from the 2010 free-response section, writers craft an essay about the experiences of a...

Do the places you have lived influence what you write? Class members research the lives of writers and look for how places these writers have lived might have influenced their writings. 

All's fair in math and war. Scholars examine the Battle of Trafalgar using calculus. They set up and solve a system of differential equations to determine the number of ships remaining in each fleet over time.

Motivation is key to learning. The author points out that it is important to engage intuition for aspects of statistics that pupils find counter-intuitive. Three strategies—using multiple representations, using intuitive analogies, and...

Watch the money grow daily. Scholars tackle a problem to determine how much money they will have if a dollar grows at 10 percent compounded daily after a month. Using that knowledge, learners notice the difference between varying savings...