Sixth graders design rectangular gardens with a given perimeter and generalize how to maximize the area Students applying the formulas for perimeter and area of polygons. They analyze length, area, and volume and make relationships...

Students study a shopping problem. They discuss strategies for determining the number of possible choices. They create a tree diagram and an organized list. Students analyze patterns and derive an equation for the multiplication principle.

Fourth graders use fraction strips to compare and order fractions. Identify various ways a figure can be divided. Find equivalent fractions. Recognize and order fractions with the denominators 2,3,4,5,6,8,10, and 12.

Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.

Ready to cell-ebrate all things cells? Bring a lesson that covers prokaryotic, eukaryotic, plant, and animal cells to your biology class. Pupils pair up and research organelles, use computers to create tables and presentations, and...

For this Earth Science worksheet, students read about the Greenhouse Effect and the difference between natural and amplified warming. Following, they answer ten short answer questions related to what they read about global climate issues.

In this vocabulary worksheet, students fill in the blank in eight sentences. Each sentence has four similar words for students to select from. The worksheet is intended to be used with advanced English language learners.

Show the six-minute video, "Changing Planet: Fading Corals," and then demonstrate how calcium carbonate forms a precipitate in the presence of carbon dioxide. Separate your scientists into small groups to gather information about coral...

Expectant earth scientists examine the bottom side of a leaf and learn the role of the stomata. They consider the gas exchange that occurs through these structures and relate how the climate is changing to its impact on food crops. This...

The fascinating video "Changing Planet: Fresh Water in the Arctic," introduces your oceanographers to the world's gyres. They learn that melting sea ice is making the gyres larger, and that the changes could, in turn, contribute even...

Explore the causes of ozone depletion and the effect on plankton, algae, plants, amphibians, and humans. Learn how the Montreal Protocol has possibly helped reverse the decline of the ozone layer. Warning: photos of skin and eye...

This nicely-designed presentation does an excellent job of introducing the comma and its many uses. Each of the slides shows different ways in which the comma is used. Learners are given a chance to practice what they have learned in the...

Given the two-sentence skeleton of a news story about a car theft/joy ride, budding writers create their own version of the story varying diction and sentence structure to heighten interest and complexity in their writing. Resource...

Sentence completion practice not only improves vocabulary, but critical thinking skills as well. Class members will benefit from exercises and the extended explanations that the answer key provides. Great SAT practice or class discussion...

In this mind-bending activity, young engineers explore this question of whether or not light actually bends. Using holographic diffraction gratings, groups design and build a spectrograph. The groups then move on research a problem...

“Never look down on anybody unless you’re helping him up."—Jesse Jackson. Black Tiger Academy’s martial arts lesson eight of 20 has a teambuilding activity in which the class has to work together to solve a problem. After this...

Curious physical scientists follow a lesson on the properties of water with this lesson on distillation. They observe a miniature water cycle model that filters dirty water into clean water. These two lessons combined are an enriching...

Looking for ideas for teaching numbers to your Spanish class? Try out one or all of these 16 activity ideas! 

A great way to effectively teach adverbs! Young grammarians circle adverbs in 15 different sentences. Next, they underline the verb that the adverb describes.

Trying to understand the vastness of outer space can be quite a challenge for young scientists. Help put things in perspective with this cross-curricular activity as students work in pairs creating scaled models of...

For each week of Lent, focus on a specific gospel passage, theme, and guiding question with your class members. Your pupils will engage in a variety of hands-on activities, discussion points, and worksheets following Jesus'...

There's more to this game than just dodging! Here you'll find loads of activities and practice exercises for teaching your young athletes a variety of overarm/underarm throws, catches, dodges, and tactics.

You've located buried treasure, now what? Explore how to use algebraic and geometric methods to determine where to place a recovery ship based on the location of the treasure.

In this second lesson of the series, pupils learn to observe similarities and differences in photos of the sun and record them in a Venn diagram. Then, small groups practice the same skill on unique images before presenting their...