Many pupils struggle to categorize and organize related content. Multiple quizzes on a variety of topics offer practice for these specific skills. Scholars move items around until they think each is placed in the proper position....

How do you get a theorem named after you? Euler knows what it takes! The third lesson of five asks pupils to use an interactive activity to compare the faces, vertices, and edges of seven different three-dimensional solids. They use...

Should people be more worried about cell phone radiation? Scholars read extensive background information about the issue to prepare for a class discussion or debate. As they explore the website, they learn the main arguments for and...

Is obesity a disease or just a preventable risk factor for other diseases? Scholars attempt to form their own opinions by reading a background of the issue and watching videos that explore the main pro and con arguments using an included...

This site from the University of Frostburg provides an explanation of the process by which nonpolar molecules dissolve in water.

A complete lesson on compounds, from introductory material in the beginning to a practice exam at the end. This lesson covers bonding, ionic compounds, molecular compounds, naming compounds, structural formulas, polyatomic ions, and much...

Kid's learn about the science of the molecules. Tiny chemistry and compounds of atoms and elements make up all matter.

Read common questions and answers about atoms, elements and molecules.

Learn how to calculate the kinetic energy of a gas molecule, describe the relationship between the temperature of a gas and the kinetic energy of atoms and molecule, and describe the distribution of speeds of molecules in a gas. The...

Explore the thermal behavior of gases, in particular, examine the characteristics of atoms and molecules that compose gases. Learn about the ideal law of gases in terms of molecules and moles. Multiple formulas and examples are provided.

This video [12:28] shows how Newton's law of motion relates to the drag of an airplane. Watch as an instructor shows how the molecules colliding with the airplane create drag.

This website offers a clear definition of the science of Genetics, highlighting DNA and genes. There is a neat, easy-to-understand animated tour of the basics and an opportunity to go inside an animated cell. Student can build a DNA...

Problem sets, tutorials, and activities related to biochemistry.

A large collection of lesson and labs developed by high school biology teachers. Lesson plans cover the topics of Drosophila, population genetics, gene, molecular genetics, chromosomes, genetic disease, genetic counseling, and bioethics....

What is a sucrose molecule? What does the Candy-o-matic do? Fun candy science recipes and activities are listed at this site.

This unit will look at the most common biological molecules. The objective is for you to become familiar with the structures and properties of sugars, lipids, amino acids and nucleotides.

Kids learn about the carbohydrates in the science of biology. These organic molecules make up starches and sugars which provide energy for plants and animals.

This site from the Okanagan University College has basic descriptions of organic cycloalkanes. Explanations of drawings and examples are provided.

This resource provides an overview of the basics of combustion. Explore how a fire ignites, how molecules rearrange themselves and what a flame is made of.

We gain a better understanding of pressure and temperature from the kinetic theory of gases, which assumes that atoms and molecules are in continuous random motion. Learn more about Kinetic Theory with the following detailed resource...

This interactive activity developed for Teachers' Domain demonstrates how attractive forces between atoms create chemical bonds, resulting in the formation of molecules and compounds.

Believe it or not, scientists were recently able to recover tissue and partial sequence information for protein molecules from a 68-million-year-old Tyrannosaurus rex fossil. In this genomics science fair project, you will use the T....

This site from the Nobel eMuseum allows you to read about the recipient of the 1964 Nobel Prize in Chemistry, Dorothy Crowfoot Hodgkin (1910-1994 CE), who was honored "For her determinations by X-ray techniques of the structures of...

This video segment adapted from Interactive NOVA profiles two scientists who were surprised in 1984 to discover a hole in our atmosphere's ozone layer as big as the United States. [3:47]