Scholars learn about heat release in phase changes. They perform calculations as they compare and contrast a science fiction passage and a home heating application.

The fifth lesson in the six part series introduces units of energy including calories, Calories, and joules. Scholars determine the energy released when eating a snack and during activity.

Can your scholars solve the mystery of why salts dissolve? A virtual workbench allows them to experiment with temperature and solubility with no solution prep and no post-lab clean up! Users determine the solubility of a variety of...

Colorful cobalt complexes make a great way to learn about Le Chatelier! Eager chemists explore equilibrium through a virtual lab. Individuals use solutions with two different concentrations and observe the color changes that indicate...

Some reactions absorb heat while others release it. Young scholars investigate both types of reactions in a 12-lesson unit. Each lesson presents a lab investigation that monitors temperature and considers the types of reactions taking...

Use a chemical reaction to inflate a balloon. Young learners conduct chemical reactions and make observations about their physical properties. Their investigations highlight endo and exothermic reactions as well as the Law of...

Explore endo and exothermic reactions with a laboratory investigation. A simple experiment monitors the temperatures of several chemical reactions. The reactions include both exothermic and endothermic reactions, helping young scientists...

What has more energy than a room full of pupils after a fire drill? This lesson plan! Explore the changes in energy during different chemical reactions, discover why some reactions feel cold and others feel hot, and tackle the concept of...

Coffee, anyone? After a quick pick-me-up, you can donate your cup to your class' calorimetry experiment! Specific heat scholars begin their study of enthalpy though a video from JFR Science. Topics covered include the equation needed to...

Explosions are cool ... except for when they're not supposed to happen. How do chemists control chemical reactions or design reactions that are safe? Introduce thermochemistry to budding scientists with a video from JFR Science. Content...

Sometimes chemistry is a balancing act. Get to know Le Chatelier's Principle with a video from the JFR Science playlist. The narrator discusses pressure, temperature, and concentration in chemical reactions and how they affect the...

What happens when chemical bonds break and form? Science scholars explore the movement of energy in a chemical system by watching a well-rounded video. The narrators illustrate exothermic and endothermic reactions in terms of temperature...

How can you tell the difference between endothermic and exothermic reactions? Chemistry scholars perform and observe two chemical reactions, measure the temperature throughout, then draw conclusions about changes in energy from their...

From molecules to nanotubes, an engaging unit explores the world of tiny science. Fifteen hands-on experiments and lessons engage young scientists as they learn chemistry. Discussions, worksheets, and data analysis reinforce the concepts...

The heat of solution measures how much thermal energy a dissolving substance consumes or gives off. The experiment demonstrates both endothermic and exothermic reactions. Scholars dissolve several substances, measure the temperature...

How do systems in equilibrium adjust to changes? Junior chemists examine Le Chatelier's Principle using a short video. The narrator illustrates how changing concentration, temperature, and pressure shifts the balance of reactants and...

Scientists can't observe bonds breaking or forming, so how do they distinguish between exothermic and endothermic reactions? Young scholars complete two experiments to do just that. They monitor temperature change and calculate the...

Calcium rocks! Well, in this case, calcium carbonate is a little more accurate. Part four in a series of seven, the video describes how the seashells of ages past compressed to form one of Earth's most useful sedimentary rock resources....

Learn how reversible reactions respond when they feel the heat! A comprehensive lesson describes the effect of temperature on equilibrium. Building from the previous lesson in the series of 35, the 11th lesson discusses Le Chatelier's...

Investigate the properties of endothermic and exothermic reactions with a detailed video lesson that defines exothermic and endothermic. The instructor explains the properties of each reaction and gives several examples of each. 

What do your classes know about reaction rates? Find out with this quick eight-question quiz. As the eighth installment in a 35-part series, the quiz tests your class' understanding of the material in the first six video lessons. Topics...

Get a positive reaction from your class as they explore the energy of reactions through a video analysis. The second lesson in a series of 35 explains energy absorption and release during chemical reactions. Graphs track the energy to...

The presentation offers a set of three problems related to temperature and equilibrium reactions. It walks through solving each, reminding pupils how to figure for the forward and reverse rates.

Chemistry can help athletes and others protect and treat injuries. Use the interactive activity to explore the chemical reactions in instant hot and coldpacks. Learners manipulate the type of salt in the pack and watch the reaction take...