Sometimes scientists learn more from unexpected findings than from routine analysis! Junior oceanographers dive deep to explore hydrothermal vent communities in the fourth lesson in a series of five. Scholars examine data and look for...

A chilling look of Edgar Allan Poe's works may not be a dream within a dream, but it's certainly a review within a crossword puzzle. Look down and across to find references to "The Raven," "The Tell-Tale Heart," "The Black Cat," and "The...

Demonstrate the ease of using a frequency table. An interactive lesson allows learners to create a frequency table efficiently. Challenge questions ask your classes to analyze the data represented in the frequency table. 

What do Boston Harbor, the Electoral College, and Chief Powhatan have in common? They all represent vital moments in American history—and they are all clues in a thorough and challenging crossword puzzle about the United States...

Are some mutations more damaging than others? An engaging simulation encourages scholars to alter DNA through insertion, deletion, and substitution. It then forms resulting amino acids—or not—and the resulting protein—or not—depending on...

Though Upton Sinclair's novel The Jungle shocked the American public into a thorough examination of the meat-packing industry, the author was disappointed that his book's main argument—the exploitation of American immigrants—was not...

Set the record straight with a series of health-related lessons that discuss human sexuality. Over the course of 11 group and individual activities, learners discover biological, emotional, and social facts about sexuality. 

Lettuce talk for a moment about your culinary scholars; do they have what it takes to create a great salad? Show them the finer points of salad preparation with a career and technology lesson that combines direct instruction, creativity,...

How do companies determine the prices of their products? Marketing maestros discover the concepts of cost and break-even point through discussion, independent practice, and a collaborative assessment. The career and technology-oriented...

How did the Supreme Court apply the Fourteenth Amendment to cases involving working people? Learn all about labor rights in a resource that focuses on the liberty of contract and protections for workers. Scholars complete handouts that...

From Pythagorean triples to the unit circle. Learners use the Pythagorean Theorem to find Pythagorean triples and then relate their work to the unit circle in a fun algebra project. Their discovery that x^2+y^2 is always equal to one on...

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,...

A matrix is just a fancy way of making a table. Young scholars explore operations with matrices with the first lessons in the final module of a 10-unit Algebra II series. After adding, subtracting, and multiplying matrices, pupils use...

The past, the present, and the future ... there's so much to discover about the galaxy. Scholars learn about the creation of the universe, its current structure, and how it is changing. The PowerPoint presentation begins with a...

The Silk Road connected the European, Middle Eastern, and Asian worlds. It also helped create the modern trade world. An analysis activity makes the importance of this Chinese innovation clear by asking participants to evaluate trades...

Two fish appear different, but how do scientists determine their genotypes? Scholars practice performing test crosses to determine the genotypes of fish given their phenotypes. They answer in-depth comprehension questions and complete...

Have you done the dishes? Or closed the hatches? A practice instructional activity invites learners to check 20 words with different endings, and to add either -s or -es to each.

There may be some little lambs, itsy bitsy spiders, and pumpkin eaters in your language arts class! An online poetry lesson takes learners through the steps of writing a nursery rhyme with easy-to-follow steps and explanatory examples.

Though the scientists who developed the atom bomb did not believe it should be used to end World War II, American President Harry S. Truman and British Prime Minister Winston Churchill were of like mind in their decision to drop the bomb...

How much do classes know about the transport systems in animals and plants? Find out with a ready-made pre-assessment! The assessment begins by asking individuals to recall related vocabulary and then progresses to questions about...

Pupils know they need to breathe to live, but the details may not be too clear. A thorough lesson introduces them to the components of the respiratory system using a set of cards with pictures and descriptions.

Just how fast does bacteria grow? Over the course of three lessons, pupils investigate exponential growth with the use of bacteria growth. During the lesson, bacteria from a cell phone is grown to make a connection to real life. Using...

Times have changed—and so have science practices. An introductory lesson describing the components of DNA begins with a discussion of the discovery of DNA and its perception in different cultures and genders. Scholars then learn about...

Small groups analyze the attendance at a movie theater and determine the amount of money made for per show. Team members calculate the number of shows it would take for a theater to make a profit after purchasing a new digital projector....