Curated OER
Mystery Powder Lab
In this mystery powder instructional activity, students determine the identify of 6 unknown samples by testing them with cabbage juice for pH, vinegar, iodine for starch and heat. Students determine the identity of the mystery powders...
Exploratorium
Indicating Electrolysis
Sure, your learners know water is made up of two molecules, but watching them separate helps the class see the construction like never before. This resource provides directions on how to build a simple electrolysis device using a...
Curated OER
Investigating Acidity
Learners classify liquids as an acid, base or neutral. They use purple cabbage juice as an indicator to test several liquids in order to group them as acids, bases or neutrals.
Curated OER
Identifying Acids and Bases
Sixth graders observe the physical and chemical change that can occur in an acid and a base. In this acids and bases lesson plan, 6th graders use cabbage juice to identify, compare, and contrast acids and bases.
Discovery Education
By All Indications
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...
American Chemical Society
Chemistry Color Changers
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...
Curated OER
Sometimes, solid + liquid = gas
Third graders experiment with common household liquids and solids. In this chemical reaction lesson, 3rd graders discuss phase changes and experiment to find other ways to create gases. They use water, vinegar, lemon juice, flour, baking...
Curated OER
An Introduction to Acids and Bases
Students explore acids and bases. In this lesson about acids and bases, students do an experiment to test certain items to determine what they are. Students use cabbage and litmus paper as indicators. Students understand how to sort the...
Curated OER
Determining Acids and Bases
Young scholars test various liquids and identify as acids or bases. In this chemistry and pH lesson, the students use purple cabbage indicator to test a variety of teacher-provided substances, then bring in liquids from home to test...
Curated OER
Chemistry is pHun
High schoolers investigate the pH of solutions and they learn how to use different types of indicators. In this pH lesson plan, students test various solutions with pH paper and determine if they are acidic, basic or neutral. They also...
Curated OER
Household Acids and Bases
Ninth graders complete an experiment to determine the pH values of a variety of common household substances. They use red cabbage to find the indicator colors of the pH range. They complete a data table that includes a prediction and...
Curated OER
Chemistry in Foods
Students investigate foods that are indicators, and acids and bases. In this food chemistry lesson plan, students test household products with litmus paper and with food indicators. They use blackberry, onion and red cabbage indicators...
Curated OER
Indicators For Acids and Bases
Fourth graders compare the color of cabbage water when acids and bases are mixed in. For this acids and bases lesson plan, 4th graders use cabbage water and mix in acids and bases that the teacher prepares before hand. They observe the...
Curated OER
Determining Acids and Bases
Students use purple cabbage indicator to test five know substances for acidic/alkaline balance. They discuss the safety precautions required both inside and outside a lab in handling acids and bases.
Curated OER
Determining pH
Students evaluate pH levels through a solubility experiment. In this pH levels lesson, students list characteristics of acids and bases. Students complete their own pH level experiment. Students go to the GEMS Alien Juice Bar website to...
Curated OER
Making A Natural pH Indicator
Students make their own pH indicator from red cabbage. Red cabbage contains a chemical that turns from its natural deep purple color to red in acids and blue in bases. Students boil the cabbage to get the pH indicator.
Curated OER
RHS Campaign for School Indicator
Students study Ph and how acids and bases can affect it. In this indicators lesson students divide into groups and complete a lab activity to investigate what happens when they add indicators.
Herff Jones Education
Acids, Bases, and Indicators—Colorful Chemistry
Lead the class in a colorful exploration of acids and bases as they learn to differentiate between the two. They identify common items considered acidic and basic, then explore their strengths and weaknesses. They titer solutions and...
Curated OER
The Acid Test
Students prepare a test solution whose color changes when an acid or a base is added. They determine whether various household substances are acids or bases and look for patterns in the results. Students determine how their test solution...
Teach Engineering
Basically Acids
Base your lesson plan on acids and bases on an informative resource. The first installment of a five-part module on the science behind Harry Potter has individuals investigate acid/base chemistry with the use of invisible inks. They also...
Curated OER
Fun With Chemical Changes
Fifth graders observe and identify the differences between chemical and physical changes. In small groups they mix different substances together in glass beakers, and identify which had a chemical change, supporting their statements...
Curated OER
The Heat is On!
Fifth graders investigate evidence for changes in matter that occur during a chemical reaction.
Curated OER
Pandemics and Epidemics
Students evaluate data related to population growth, along with problems and soultions: disease cvontrol. They are able to explain how changes in habitat may affect organisms. Students evaluate evolutionary theories and processes.
Curated OER
Cool Chemistry- DIY pH Indicator
Students study the differences between an acid and a base. For this pH lesson students view a demonstration then test chemicals in groups.
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