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Activity
US Apple Association

Apples: A Class Act! (Grades 4–6)

For Students 4th - 6th
Middle schoolers have a bushel of fun as they engage in activities and research core facts about apples. Packed with suggestions for in-class activities and out-of-class research, the colorful 6-page packet is sure to satisfy hungry...
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Unit Plan
Royal Society of Chemistry

Acids and Alkalis—Gifted and Talented Chemistry

For Teachers 6th - 12th Standards
Looking for a comprehensive plan for teaching acid-base chemistry? Science scholars discover acid-base interactions through a thoughtfully written unit. The resource is divided into paced activities and individual work designed to...
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Lab Resource
Royal Society of Chemistry

Acids and Bases—Microscale Chemistry

For Teachers 6th - 8th Standards
Here's proof that small-scale labs lead to big-time learning. Introduce acid-base interactions to middle school scientists through a microscale chemistry lab. Pupils combine a variety of solutions and use indicators to obtain approximate...
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Unit Plan
Columbus City Schools

ABC: Acid Base Chemistry

For Teachers 7th Standards
Bubble, bubble, boil and trouble! What causes common substances like baking soda and vinegar to react the way they do? Welcome your junior chemists to the wonders of acid-base chemistry using a comprehensive and fun resource. Engage them...
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Lesson Plan
University of Georgia

What's So Special about Bottled Drinking Water?

For Teachers 9th - 12th Standards
Is artesian water designed to be better, or is it just from wells similar to those in the city of Artesium? This experiment looks at many different types of bottled waters, including artesian. Using a soap mixture, scholars test to see...
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Lesson Plan
Cornell University

Fibers, Dyes, and the Environment

For Students 6th - 12th Standards
Nanofibers can be made through electrospinning or force spinning in order to reduce the negative impact on the environment. Pupils study the role of fibers and dye on the environment through a series of five hands-on activities. Then,...
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Lesson Plan
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American Chemical Society

Neutralizing Acids and Bases

For Teachers 6th - 8th Standards
Most things naturally strive for balance, and acids and bases are no exception. Neutralization of acids and bases allows scholars to explore the color changes associated with the pH scale. After this exploration, pupils neutralize two...
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Lesson Plan
2
2
American Chemical Society

pH and Color Change

For Teachers 6th - 8th Standards
Did you know strong bases can feel slippery and slimy? Lesson allows scholars to practice using the pH scale to identify acids and bases and their strengths. By changing the concentration of an acid and a base, they create the entire...
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Lesson Plan
2
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American Chemical Society

Using Chemical Change to Identify an Unknown

For Teachers 6th - 8th Standards
If you discover an unknown powder, how do you determine if it is safe? Lesson uses four different tests to identify the properties of various powders that appear the same. Then scholars get an unknown powder and have to determine which...
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Interactive
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PhET

Acid-Base Solutions

For Teachers 9th - 12th Standards
Learners, through watching a simulation, can manipulate various characteristics of different solutions focusing on acid-base solutions where pH, strength of solution, and concentration may be changed. Views may be at the molecular level,...
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Activity
It's About Time

More Chemical Changes

For Teachers 7th - 12th Standards
Generate entertainment by assisting students in creating multiple chemical changes during the course of small experiments integrated into one packed lesson. Individuals observe examples of chemical changes as they occur and gather data...
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Interactive3:04
Scholastic

Study Jams! Acids and Bases

For Students 5th - 9th Standards
This video about pH will not leave a sour taste in your mouth! Through clear explanations and a little humor, upcoming chemists will learn the definitions and properties of acids and bases, as well as how pH is measured. This would make...
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Assessment
Curated OER

2004 U.S. National Chemistry Olympiad - Local Section Exam

For Students 9th - 12th
In this National Olympiad exam activity, chemistry apprentices answer sixty multiple choice questions including general chemistry topics such as atomic structure, gases, problem solving, writing and balancing equations and solutions....
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Lesson Plan
Curated OER

Investigating the Change

For Teachers 5th - 8th
Sugar crystal growth is observed as an example of physical change and cabbage juice pH indicator is used to demonstrate chemical change. The crystal growth is tracked over five days. The cabbage juice experiment is involved and can also...
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Lesson Plan
Beyond Benign

Acids, Bases and pH

For Teachers 9th - 12th Standards
Color can tell a lot about a substance. Scholars test several solutions to determine pH. Once the results are complete, they then use the pH tests to classify substances as acids and bases.
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Lesson Plan
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1
Beyond Benign

pH Neutral

For Teachers 6th - 8th Standards
Acids and bases combine to create our most popular shampoos—who knew?! Using the eighth lesson in a 24-part series, your classes study how acids and bases combine to create safe mixtures such as those in your scholars' shampoos. They...
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Activity
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American Chemical Society

Chemistry Color Changers

For Students K - 5th Standards
Knowledge of acids and bases doesn't need to be a secret. Learners use red cabbage to create an indicator solution, then test how adding lemon juice (acid) and detergent (base) changes the color of the solution. They then use the concept...
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Lesson Plan
3
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American Chemical Society

Chemical Reactions and Color Change

For Teachers 5th Standards
Colors are more than just a pretty effect. Learners explore what color change means in terms of chemical properties and reactions. They create a pH solution using cabbage leaves and observe the changes when acids and bases are added. 
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Activity2:10
DiscoverE

Everyday Engineering: Colorful Chemistry

For Students 3rd - 12th
Watch red cabbage juice turn green. Pupils first watch a video that takes them through the process of creating red cabbage juice. They then add various solids and liquids to the juice and use the color change to determine whether the...
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Interactive
Learning Games Lab

The pH Scale and Meter Calibration

For Students 9th - 12th Standards
What are the different ways to test for pH? First, scholars explore the pH scale and a common way to test for acidity and alkalinity. Then, they learn about the importance of pH in food safety and why variance in pH could potentially...
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Interactive
Learning Games Lab

Testing and Adjusting pH

For Students 9th - 12th Standards
Pupils learn how to control food spoilage by adjusting the food's pH. They see that one of the most dangerous bacteria can grow in food if people don't handle and store food properly. Using knowledge of the bacteria's preferred pH,...
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Activity
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NOAA

Why Should I Care?: Show How Increased Carbon Dioxide Makes the Ocean More Acidic

For Students 6th - 8th Standards
How does a change in pH affect the ocean ecosystem? Scholars explore the idea by making an acid-base indicator in part seven of the 10-installment Discover Your Changing World series. First, they explore impacts of carbon dioxide in...
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Activity
Discovery Education

By All Indications

For Teachers 6th - 8th Standards
How do people determine if something is acidic or basic? Learners make their own acid-base indicators using red cabbage and then determine the acidity and alkalinity of different substances. First, they test substances of known pH and...
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Lesson Plan
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NASA

Christa's Lost Lesson: Effervescence

For Teachers 5th - 8th Standards
How are chemical reactions affected by gravity? Learners explore the phenomenon of effervescence as part of the Christa's Lost Lessons series. They compare findings in an experiment on effervescence to a video of a similar experiment in...