Here is a straightforward example of how to apply the Pythagorean Theorem to find an unknown side-length of a trapezoid. Commentary gives additional information on proving that the inside of the trapezoid is a rectangle, but is...

Mathematicians need to know that not all numbers are rational. We approximate irrational number with rational numbers. That is why a calculator may be misleading. This task give learners an opportunity to see how rounding a number and...

Discover Ancient Egypt! Learn about mummification and gods, visit pyramids and temples, examine cliff carvings and paintings, take quizzes and engage in activities. Colorful, interactive, and easy to use, this app is not just for kids!

Who is Carl? Carl is a little monster that will help your learners draw and create in any way imaginable. Get those kids to activate creative and imaginative thinking skills with a really fun app. There are endless options that can...

Under the sea, the geography is as varied as it is on land! Young oceanographers find out about continental shelves, abyssal plains, seamounts, trenches, and mid-ocean ridges by viewing and reading the eight high-quality slides. Then...

If the majority of our planet is covered with water, why do we need to bother conserving it? With a thorough and varied investigation into the location and types of water on the earth, learners will gain an understanding of why this...

It's a neat idea, but the task of designing a system for filling jars with consistent specific amounts of a product may be a little out of reach, especially for younger pupils. Intended as an engineering design lesson, this may be better...

This resource covers possessive adjectives and pronouns with examples, explanations, and practice exercises. Pupils or instructors can access the information from three sources: a detailed explanation with examples, a summary of the most...

Animating an object by moving it across a computer screen can be accomplished by drawing the object repetitively, each time adjusting some aspect of the drawing slightly. This activity is an easy introduction to animation in JavaScript,...

Eight graphic organizers to choose from? That's right! Each of these organizers relates to writing or reading. From narrowing a writing topic, to responding to literature, to planning a writing project, you'll find many purposes for...

Here is a great secondary source reading that includes the primary ideas and philosophies of the famed Enlightenment philosophers: Thomas Hobbes, John Locke, Charles Montesquieu, and Jean-Jacques Rousseau. In additional to discussing...

It's "Green light, go!" with this instructional activity! STEM classes are illuminated with the history of traffic signals and how the engineering design has improved over time. They also learn about patents for new inventions. Finally,...

After reading a text, one way to find out how much your class comprehended is to ask your pupils to summarize. This worksheet helps class members prepare for writing a summary of a nonfiction text. They note down the topic, up to eight...

How does Google work? That is the question answered by this printable. The four steps (search, analyze, evaluate, and rank) are detailed. A great way to launch a discussion of the strengths and weaknesses of this research tool.

Bring the world of video messaging into your classroom with this creative communication application. Offering the ability to create animations with customized characters, backgrounds, and recorded messages, this resource is guaranteed to...

Show your researchers how to get better results when using a search engine to find information with a template that models 10 search strategies. The suggestions explain what to type, what the search engines does, and what results users...

The battle at the Alamo may be one of the most famous military campaigns in Texas history, but it is by no means the only one. As part of their study of the military history of Texas, class members research less-well-known sites, locate...

From baseball and tennis to capture the flag and four-square, here is a great document that will help you design your next unit on a sport-related activity. 

What's the best way to learn the elements of the periodic table? The inventions of Thomas Edison? Patience? To prepare for the performance task assessment on how people learn, class members share ideas about ways to learn in a variety of...

Here is a unique and engaging approach to learning about the steps a presidential candidate must take during a campaign. Learners role play the part of a candidate in this online interactive, taking part in a presidential...

Imagine there's a recording studio on your smart phone or tablet. Its easy if you try this tool. Imagine all the instruments you can play. Imagine there's no charge. You may say it's a dream, but you can join this band with just a touch.

Introduce your learners to the federal and state court systems with a fun, interactive online video game! After reading sample cases, class members identify to which court the case should be assigned and gain a greater...

Practice reading coordinate planes with a series of graphing worksheets. Kids read questions about symbols and shapes on specific coordinates, then use the answer section to indicate which shape in on the desired coordinates.

Although this 13-slide presentation focuses on lesser-known works by Andrew Wyeth viewers will still recognize his color pallette, realism, and stark images.