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In this earth science worksheet students complete a series multiple choice questions. There are 85 questions that include diagrams.

If you are delving into organic chemistry with your class, here is a practical resource to assign as homework. It is a chart of 15 organic compounds for which learners fill in the name, line formula, and the complete and condensed...

The National Chemistry Olympiad exams are comprehensive tests covering an entire  year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your...

The 2009 version of the first part of a national chemistry competition is posted for your use with olympiad hopefuls. Test takers deal with 60 multiple choice questions covering an entire year of chemistry curriculum. Use this to...

Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a...

Ready for a lesson on the wonders of cooking? Young scientists view the short video segment and explore the science of temperature changes on physical and chemical properties in food as the cooking process transforms raw ingredients into...

The thinnest skin on your body is found on your eyelids, and the thickest is found on the soles of your feet. This seventh video in a series of 47 explores how the integumentary system protects people and also helps them interact with...

The narrator of this short video breaks down synapses and how they work in video number 10 in a series of 47 about the human body. It specifically focuses on electrical and chemical synapses and how they work, and ends by exploring...

Knowing about the hydrologic cycle is the first step to understanding the carbon cycle. Upper graders discuss the earth's water content, polar ice caps, and the concept of the ecological cycle as it applies to carbon, nitrogen, and other...

Add some spark to your physical science instruction with this short video on static electricity. Taking a look at the fundamental structure of atoms, this fun film explains how rubbing objects together can cause electrons to move...