University of Minnesota
University of Minnesota Outreach: Endothermic and Exothermic Reactions
A nice juxtaposition of endo- and exothermic reactions. Outlines two demonstrations. Barium hydroxide, sodium acetate, ammonium nitrate, ammonia.
Science Struck
Science Struck: Endothermic vs. Exothermic Reactions
Explains the differences between endothermic and exothermic reactions and the role thermodynamic potentials play in them. Examples from nature are also provided.
BBC
Bbc: Gcse Bitesize: Exothermic and Endothermic Reactions Aqa
This lesson focuses on Exothermic and Endothermic Reactions. Exothermic reactions transfer energy to the surroundings. Endothermic reactions take in energy from the surroundings. It provides links to a video and a test.
Other
Msd Hyper Glossary: Exothermic and Endothermic
This site from the Interactive Learning Paradigms discusses and defines exothermic and endothermic reactions. Further information is given under the definitions along with several links to additonal information. An interesting site.
CK-12 Foundation
Ck 12: Chemical Reactions and Energy
[Free Registration/Login may be required to access all resource tools.] Students learn about the role of activation energy in a chemical reaction, and the difference between endothermic and exothermic reactions.
American Chemical Society
Middle School Chemistry: Energy Changes in Chemical Reactions
Students will conduct two chemical reactions: endothermic and exothermic. They will see an animation that shows that it takes energy to break bonds and that energy is released when new bonds are formed, and use that animation to explain...
Science Education Resource Center at Carleton College
Serc: Endothermic and Exothermic Reactions
This lab allows students to collect data for different types of reactions: endothermic and exothermic. Students compile the data, create graphs and answer questions concerning their lab experience.
Other
University of Liverpool: Reactions in Everyday Life: Endothermic and Exothermic
Equations illustrating both endothermic and exothermic reactions, with energetics involved.
TED Talks
Ted: Ted Ed: What Triggers a Chemical Reaction
Understand chemical reactions by learning about enthalpy and entropy.
Soft Schools
Soft Schools: Quizzes: Endothermic and Exothermic Chemical Reactions
Assess your ability to distinguish between exothermic and endothermic chemical reactions with this interactive multiple choice quiz. Receive immediate feedback to your answers.
BBC
Bbc: Gcse Bitesize: Heat Energy Changes in Chemical Reactions
This lesson focuses on heat energy changes in chemical reactions. Exothermic reactions transfer energy to the surroundings. Endothermic reactions take in energy from the surroundings. It also offers links to a video and a test.
CK-12 Foundation
Ck 12: Biology: Energy and Biochemical Reactions
[Free Registration/Login may be required to access all resource tools.] Covers the role of energy in chemical reactions.
CK-12 Foundation
Ck 12: Physical Science: Chemical Reaction Overview
[Free Registration/Login may be required to access all resource tools.] Provides an introduction to chemical reactions.
Science Education Resource Center at Carleton College
Serc: Chemical Reactions: Investigating Exothermic and Endothermic Reactions
In this 9th grade physical science guided inquiry, students will work in pairs to discover the indicators of chemical reactions. Each pair of students is assigned either an exothermic or endothermic reaction. Based on their observations,...
Other
On Line Study Guide/reaction Rates and Equilbrium
Here's a full and understandable discussion of Reaction Rates and Equilibrium.
CK-12 Foundation
Ck 12: Physical Science: Conservation of Energy in Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] Covers the law of conservation of energy and how energy is conserved in chemical reactions.
CK-12 Foundation
Ck 12: Physical Science: Conservation of Energy in Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] Describes the law of conservation of energy and how energy is conserved in chemical reactions.
Science Education Resource Center at Carleton College
Serc: Observing,describing, Measuring Changing Physical Prop: Making Ice Cream
Students will create an endothermic chemical reaction by making ice cream. They will observe, describe, and measure the ingredients. After making ice cream, students will measure the temperature of the ice cream and the ice/salt mixture....
Science Struck
Science Struck: Endothermic Reaction Examples
Explains what an endothermic reaction is and gives four everyday examples.
Sophia Learning
Sophia: Types of Reactions: Lesson 2
This lesson will give an overview of different types of chemical reactions.
McGraw Hill
Glencoe Biology: Chemical Reactions: Self Check Quiz
A quick, five question review over various concepts of chemical reactions.
Texas Education Agency
Texas Gateway: Thermochemical Equations
Given descriptions, diagrams, scenarios, or chemical symbols, students will calculate the energy changes and identify exothermic and endothermic reactions.
Texas Instruments
Texas Instruments: Glencoe Science: Endothermic and Exothermic Process
Students can use TI graphing calculators and data collection to find equations of lines using slope-intercept format and graph.
CK-12 Foundation
Ck 12: Chemistry Simulation: Hot Pack Cold Pack
[Free Registration/Login Required] Explore endothermic and exothermic processes by making a cold pack or hot pack.