What kind of organisms are living in the stream? After an explanation on how to use a dichotomous key, groups of three to four use the keys to identify macroinvertebrates from a local freshwater stream. Using the the concept of...

Don't worry, optics is a light topic! The presentation covers reflection, refraction, fiber optics, mirages, prisms, rainbows, dispersion, mirrors, lenses, telescopes, diffraction, the human eye, and much, much more. Presentation is...

How diverse are the benthic organisms found in local streams? Using the information learned in previous lessons on identification of macroinvertebrates and on calculating stream index values, groups determine the health of local...

Readers use an "Idea Tree" graphic organizer to discern the main idea and supporting details of several passages included in this presentation. The three passages offer opportunities for guided and independent practice.

Track the ins and outs and wartime strategies used by both the British and the Americans during the Revolutionary War. Multiple comparisons are made between both factions, maps, statistical data, images, and light text is used throughout...

How can you tell if the text you're reading is informational or narrative? Show your reading class this basic PowerPoint to illustrate the characteristics of an informational text. What makes this presentation especially effective is...

Help your young economists put the current financial situation into context with this fluid and informative presentation. Complete with a thorough list of key terms at the end and a useful navigation tool on each slide, the presentation...

Most of the twenty slides in this presentation include photographs or diagrams, making it an eye-catching way to teach about infrared telescopes. The pros and cons of using infrared light to study outer regions of space are explained....

This presentation contains several critical-thinking questions related to the building, components, and purpose of large civilizations. This is an image-driven presentation lacking text. The questions are good so this resource could be...

Walk your class through the process of writing an explanation using this resource. Learners often have to write a how-to explanation for such simple tasks as making a peanut butter sandwich. This presentation identifies key components of...

The Humor Web site presentation is simply a resource guide for various web site categories that address humor. There is no content included and this would only be useful as a tool for a teacher who would like these resources categorized....

This PowerPoint includes an 8 section spinner used to play Wheel of Fortune with student-generated review questions written on index cards. This game could be used for a variety of content area subjects such as spelling, vocabulary,...

Discuss non-fiction texts and fact and opinion. Learners discuss the features of non-fiction text, identify how to distinguish fact from opinion, and list ways to display information, including graphs, charts, and diagrams. While this is...

Casting the American Revolution into a bright, informative light, this presentation details many key facts about the strategies and decision during the revolutionary campaigns. The latter half of the slides prompt viewers to examine why...

Fascinating slide show accompanied by an explanation of the current situation in Africa as well as the challenges facing the future. These slide shows cover conflict, urban Africa, the environment, AIDS, and women. This tool is useful to...

Through an online slideshow format, learn about the chemical properties and practical uses of the noble gases. Includes questions at end.