Microbial Interactions
There are many symbiotic relationships among microbes and between microbes and higher organisms. Microorganisms have developed mechanisms to defeat animals' defenses against disease. Examples of beneficial and harmful symbiotic relationships are examined here.
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Acceleration
Learn what acceleration is and how it effects the velocity of objects in this short, computer animated video.Â  Key concepts covered are: acceleration, velocity, constant velocity, constand acceleration, distand per second, and constand acceleration rate.Â  Video ends with a 10 question, fill in the blank quiz.
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Infant Cognitive Development
Illustrates two ways of studying infant behavior: brain activity and visual fixation.
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Can We Believe Our Eyes
Why is it that students can graduate from MIT and Harvard, yet not know how to solve a simple third-grade problem in science: lighting a light bulb with a battery and wire? Beginning with this startling fact, this program systematically explores many of the assumptions that we hold about learning to show that education is based on a series of myths. Through the example o
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Sound Waves and Mathematics
Uses a graphing calculator to explain sound (sinusoidal) waves through advanced mathematical formulas. Color and sound, but mostly shows views of graphing calculator and equations. Grades 10-12. 9:17 min.
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Released in 1959, this timeless Disney cartoon covers various math concepts as the relate to the real world such as the golden ratio, architecture, music,Â Pythagoras, and infinity. Â

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How to Write An Informative Essay
This clip,Â made by a student for an English class, tells how to write an informative essay.Â  The narrator discusses the purpose of an informative essay, resources for information, choosing a topic, how to start the essay, and provides a link to help with formatting.

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Mary and Gretel part 2
This video demonstrates silent animated film.
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This professionally-made video explains balancing a checkbook step-by-step. An actor demonstrates the steps. ( 3:05)
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How to Play Chess (2 of 3)
Part 2 How to play Chess for beginners. More concepts and strategies.Â  Run time 08:33.
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Consonant Digraph Rap - Wh, Ch, Sh, Th
This computer-animated video defines digraphs and provides examples with a catchy rap song.Â  Examples of words containing digraphs are pictured and spelled. (1:48)
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Pre-writing-A Visit to the Firestation
Before starting to write a story it is helpful to think about what to
say. One way to organize ideas is to draw pictures about what you want to write about. Watch a story about a fire station, thinking about what pictures you could draw. On their own, students are encouraged to pretend they spent a day at the fire station, draw a picture about their day and write a story to go with it.

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Pre-Writing Skills
Writers are more effective when they first develop a writing plan, such
as organizing their thoughts into main ideas and supporting details.

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How to Make an Outline
How to Make an Outline. Part of the series: Writing Tips. An outline grounds a writer and makes sure that they don't get off track. There are clear examples of what the outline looks like, but it does not help the students understand what subcategories are and how to use them.  At best, this is a general overview.

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How To Write a Thesis Statement
This video explains how to write a  thesis. It goes step-by-step and is easy to follow with examples.

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Prefixes, Suffixes, & Roots Rap Song
A rap song to learn about prefixes, suffixes, and roots.  The songs lyrics are displayed on slides as the rapper sings.  The songs defines prefixes and suffixes and tells how they all have roots. Lots of information in this rap song. This is a great resource to help students master these important skills. (2:51)

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Homeschooling Advice : Homeschooling vs. Public Schooling
Homeschooling and public schooling both have their benefits, as a homeschooled child receives a customized curriculum and a child attending public school gets to interact more with peers. Weigh the differences between homeschooling and public school with advice from a homeschool expert. Linda Wooldridge has been homeschooling since 1998, and she has been on the PPEA board for three years as the orientation coordinator for Pinellas County.
Filmmaker: Christopher Rokosz

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Phonic Faces Alphabet and Sight Word Dictionary
Promo for the Phonic Faces Dictionary which includes sight words using the focus letter. Â (2:30)
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Beetles Destroy Pines in Rockies
At high elevations in the northern Rockies, mountain pine beetles are killing countless whitebark pine trees, a major source of food for wildlife including grizzly bears. Run time 02:48

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Find the Missing Leg of a Right Triangle
The legs of a right triangle are the sides that are adjacent to its right angle. Sometimes we have problems that ask us to find a missing length of one of these legs. This video explains how to use the Pythagorean theorem to find a missing leg of a triangle, but only if the length measure of the hypotenuse and the other one of the legs is known. (1:27)
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