Curated OER
Bacteria
New species of Bacteria are still being discovered. These Archaebacteria and Eubacteria are described, and examples of the main sub-groups are included along with some diagrams about reproduction, nutrition, and effects.
Curated OER
Irony
Using examples from Socrates to Johnny Carson, this slideshow presents your students with the history and definition of dramatic irony, satire, situational irony, and tragic irony. This presentation would be useful in a language arts...
Curated OER
Sentence Construction
Switch it up! Present young writers with suggestions for how to add variety and interest to their writings. Using a draft of one of their papers, viewers bracket the first words of their sentences and use the provided questions to...
Curated OER
An Introduction to The Catcher in the Rye
Who is J.D. Salinger? Give your class some information on the famous recluse before reading his only novel, The Catcher in the Rye. His life and works are detailed, and there are even a few slides dedicated to controversies and criticism...
Kenan Fellows
Using Water Chemistry as an Indicator of Stream Health
Will this water source support life? Small groups test the chemistry of the water drawn from two different sources. They then compare the collected data to acceptable levels to draw conclusions about the health of the source. The...
Curated OER
The 5 Paragraph Essay
The value in this PowerPoint about the five-paragraph expository essay comes from the clear explanations and specific examples provided to illustrate each aspect; however, a complete, model essay is not included. Beware the typos!
Mr. E. Science
Stars, Galaxies and the Universe
It takes 225 million years for our sun to travel around the galaxy. The presentation covers astronomical units, light years, telescopes, types of stars, the life cycle of a star, and types of galaxies. This is the last lesson in a...
Kenan Fellows
Determining Stream Health by the Diversity and Types of Benthic Organisms
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 streams....
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