This lab is designed to have students investigate the relationships between voltage, resistance and current in a series circuit with up to three passive components. The batteries in this simulation can be varied from ideal batteries to...

This lab is designed to have students investigate the relationships between voltage, resistance and current in a parallel circuit with up to three passive components. The batteries in this simulation can be varied from ideal batteries to...

[Free Registration/Login may be required to access all resource tools.] In this activity students will learn about facilitated diffusion and the role of transport proteins, channel proteins, and carrier proteins.

Learn here about the structure and function of the cell membrane.

This detailed resource provides a good tutorial on writing style, whether informal or formal. It explains how to get style through word and sentence choice and includes lots of examples. W.9-10.1d & W.9-10.2e Style/tone/conv,...

Part of larger website devoted to sentence structure, grammar, and writing skills, this tutorial teaches the subject of a sentence--the person, place, thing, or idea that is doing or being something.

This is a 15-question, self-grading exercise/quiz on making Sentence Patterns Transformations.

This is a 15-question, self-grading exercise/quiz on making Sentence Patterns Transformations.

This is a 10-question, self-grading exercise/quiz on making Sentence Patterns Transformations.

This is a 10-question, self-grading exercise/quiz on making Sentence Patterns Transformations.

Have you ever wanted to grow plants without soil? This site will give you seven techniques to do just this. Additionally, learn about the history of hydroponics, problems associated with hydroponics, and possible future uses.

Get a collection of self-help handouts on different parts of speech and common usage topics.

List of tendon related classifications with links.

A nice treasure trove of printable grammar worksheets organized by proficiency level: beginner, intermediate, and advanced. Emphasis is on parts of speech but you'll also find some that focus on common spelling issues and vocabulary...

Answer five multiple-choice quiz questions about the different types of cellular transport.

Tutorial on present conditional verb forms and their use with examples and related links to exercises.

Online children's story that teaches about the health effects of breathing secondhand smoke. Click on "next" at the bottom of the story to see why it's so important not to smoke when children are present; it can affect your health but...

What are sentence fragments and run-on sentences? Explore this informative resource to review the meaning and some examples of these. Provides techniques for avoiding fragments and run-ons in writing assignments.

What is a sentence fragment and a run-on sentence? Explore this informative resource to review the meaning and some examples of these. Students and teachers can utilize this informative site to improve their writing skills.

An overview of practical uses of solar energy. Information and basic facts about solar energy use in homes and businesses. Covers the history, economics, and ecology of solar energy and includes pictures and schematics of solar technology.

Solar energy facts and information. Instructions on how to build solar devices.

The Centre for Peace Studies at McMaster University established the Mahatma Gandhi Lecture series to promote the values of nonviolent resistance. Most of the speeches, all by prominent activists and leaders, are available here.

An extensive discussion of Gandhi's creed of nonviolence and how he practiced this philosophy in his own life.

This is an article about tubular reabsorption including what it is; how reabsorption in the nephrons works; and reabsorption of sodium, nutrients, water, and other ions.