Pupils learn how to control food spoilage by adjusting the food's pH. They see that one of the most dangerous bacteria can grow in food if people don't handle and store food properly. Using knowledge of the bacteria's preferred pH,...

Groups of two to four work collaboratively to engineer a birdhouse that will stay cool in the summer heat. Teams examine several different-colored roofs, testing the efficiency of each with a heat lamp. Then, groups sketch their ideas,...

What is the best way to prepare for an AP® exam? Learners become familiar with the AP® Biology exam by completing a full-length practice exam. The AP® test prep by the College Board contains multiple choice, grid-in, and free-response...

Urine can tell us a lot about what is happening in our bodies. In a hands-on activity, scholars administer pH, glucose, ketone, and protein tests to a sample of "urine" solution made from household ingredients. Their results lead them to...

How do you structure oral presentations? Guide your orators with this plan. Groups of English language learners will practice presenting their opinion in response to the question "Do you think the death penalty is justified for some...

Get your English language learners talking with this fun trivia instructional activity! They'll name three cities in Europe, complete basic math problems, recall the name of Britain's Prime Minister, etc. A fun way to get everyone talking!

Sometimes your English language learners don't need structured speaking practice to build oral fluency. This fun trivia worksheet provides them several opportunities to talk. In groups, they must list three countries in Asia, three...

Group your English language learners for this fun trivia exercise. There are 20 questions for each group to discuss. They must name different animals that live in water, recall basic vocabulary terms, recall the capital of Russia, etc....

You scream, I scream! Young learners read this passage about ice cream flavors, then answer 13 questions about details from the reading. The questions address details from the text, vocabulary, and parts of speech. Use this activity to...

Find an answer to the age-old debate of whether life exists on Mars. Groups determine criteria to help look for signs of life on Mars. The activity has the class simulate testing Martian soil samples for signs of life before drawing...

Learners match 15 Derbyshire slang phrases with their meanings. When it comes to distinguishing the contexts for formal and informal English, any time you'd use this language, the context is definitely informal.

In this quadratic equations worksheet, students solve 15 quadratic equations.  Students factor, complete the square, and use the quadratic formula to solve quadratic equations.

This interactive online worksheet/quiz requires that learners identify the coordinating conjunction in each of 14 sentences. Type them in the box at the end of each sentence. Click a button to get instant feedback. Not much in the way of...

This is an online exercise in which chemistry learners answer a series of multiple choice questions about bonding. Topics addressed include ionic and covalent bonds, electronegativity, ions, valence electrons, resonance structure, and...

Emerging engineers perform pre-lab calculations in this first of a three-part lesson on model building. They determine the forces of tension and compression in a truss. After completion of the worksheet, pupils will draw a draft of their...

We often wait until adulthood to start analyzing learning styles. This informative and interesting presentation delves into how we learn. It is a quick and insightful look at how students perform in school. The information could be...

Cartoons for the classroom has put out another great worksheet intended to get upper graders thinking. They analyze a political cartoon regarding economic recovery and President Obama. Three great discussion questions and a web link make...

Create tomatoes in 15-20 minutes using this fun and interactive lesson plan! Learners listen to a book about tomatoes (recommendations listed), and focus on the vocabulary word tomato. They count the syllables...

Can your class find the main idea for the short passages provided here? Not only do they identify the main idea out of four selections, but they must also write a supporting idea for their choice. The answer sheet provides example...

Develop reading comprehension! With this resource, your kids will read a passage and focus on reading comprehension. There are a list of seven questions to answer after reading, but consider offering your class a specific strategy to...

Identifying the antonyms for vocabulary you're learning will definitely help ensure a deeper understanding. There are 10 words included, and a detailed answer sheet. Example words include climax, resolute, and ajar. 

Ensure that your class's vocabulary development doesn't become stagnant with this antonym practice! Learners review 10 vocabulary words, identify the antonym of each, and check their answers on the detailed guide provided. Example words...

Engage your class by asking them how many passwords they think they currently have. This article brings to light the crazy amount of passwords the average computer user has! After reading the article, kids complete the multiple-choice...

Frequent reading practice leads to increased fluency and reading comprehension. Help develop reading skills in your high schoolers with this reading passage and the questions that follow. The answer sheet is incredibly detailed; it...