This web-based activity gives students an opportunity to write chemical reactions, balance chemical equations, and explain what is happening during a given chemical reaction. Also addressed is the effects of concentration and temperature...

How does one know if a chemical equation is balanced? What can be changed to balance an equation? Play a game to test ideas!

By working through this web-based activity, students differentiate between ionic, non-polar covalent, and polar covalent bonds. Specifically, distinctions are made between bonding types based on orbital shapes and electronegativity...

Through informational text, interactive puzzles, and review questions, students differentiate ionic and covalent bonds and identify the properties of each. They also use oxidation numbers to predict formulas of ionic compounds, name...

In this interactive module, students are introduced to the most fundamental part of chemistry: chemical reactions and the formulas that accompany them.

Explore the analogy of sandwich making with several ingredients and see if anything is left over. Then do the same thing with reactants in a chemical reaction, to see how many different products can be made. Afterwards, play a game with...

Watch a reaction proceed over time. How does total energy affect a reaction rate? This model represents an analogy of chemical reactions.

An interactive tutorial on balancing equations.

Explore balanced chemical equations in this tutorial. Tutorial includes videos, interactive activities, and practice to help students understand balanced chemical equations and the Law of Conservation of Mass.

An activity for students to recognize that everything is made up of chemicals. Students will learn that chemicals are produced both naturally and synthetically. Students will also study the work of toxicologist as they ride along with a...

[Free Registration/Login Required] Learn the basics of chemical equations by watching methane bubbles light on fire. Practice balancing chemical equations.

Created to teach students of the 21st century, SOPHIA is bringing the basic types of chemical reactions straight to your fingertips. Become the commander of your own learning experiences as you take part in this interactive lesson...

[Free Registration/Login Required] Move the timer by dragging the red dot in order to observe what happens to the experiment over time. You will need to sign-in to access this interactive, but it will be well worth your time.

This interactive site gives a great overview of equation stoichiometry and conversion between masses of substances. Gives detailed steps to follow for equation stoichiometry and a overall summary of how to do the conversions.

Twelve interactive chemistry lessons about chemical changes complete with handouts and animations.

Do you know the difference between a physical and a chemical change? This interactive tutorial will explore these concepts!

Explore what makes a reaction happen by colliding atoms and molecules. Design experiments with different reactions, concentrations, and temperatures. When are reactions reversible? What affects the rate of a reaction?

Simulations that can help students visualize and understand concepts in chemistry like the collision theory, chemical reaction equilibrium, and polymerization.

Practice your balancing chemical equations skills with this interactive exercise. Students are given equations that need to be balanced. Tutorial gives immediate feedback by telling the students they are correct or incorrect. After...

Assess your ability to distinguish between exothermic and endothermic chemical reactions with this interactive multiple choice quiz. Receive immediate feedback to your answers.

This site has an interactive timeline of World War I. Choose a year to see important events listed chronologically. You can click on battles and names of famous people to read accompanying thoughts of historians.

Using an interactive demonstration, this educational site provides a glimpse into how illicit drugs disrupt the synapse through unique molecular mechanisms causing the drug user to feel 'high'.

In this interactive students will understand crystals and chemicals in everyday life. The animation takes you through a household and explains various crystallogrophy we use all the time. Objects include light bulbs, items in a bathroom...

Did you ever wonder how or why atoms bond together? This interactive tutorial sheds some light on why bonds form and the difference between ionic and covalent bonds.