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- Grade Range
- 6th
- Rating

Students correctly identify items as acids or bases by using a pH test, list the common properties of acids and bases and explain the pH scale. Full Review »
- Grade Range
- 6th - 8th
- Rating

Students distinguish between the differences of acids/bases. They demonstrate how to test for acids and bases, and communicate the significance of testing for acids and bases. After a lecture/demo, students engage in a variety of experiments. Full Review »
- Grade Range
- 4th - 6th
- Rating

Students work together to discover the differences between acids and bases. They practice using indicators and reading them. They examine how chemical engineers use this information to help design products. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students study acids and bases and the uses of indicators. They interpret the actions of an indicator to conclude that bromothymol blue turns yellow in the presence of a weak acid. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students comprehend what acids and bases are and know the importance of acids and bases in their lives. They analyze what pH is and how to calculate it. Students use a graphing calculator within this lesson. Full Review »
- Grade Range
- 9th
- Rating

Students create a ten minute presentation on one of the following topics: trends in the periodic table and models of the atom, the effects of temperature and pressure on matter, classification methods for acids and bases, and atomic bonding. They include a practical application related to real life and a brief history. They create a worksheet of problems using the theory studied. Full Review »
- Grade Range
- 8th - 12th
- Rating

Students describe characteristics and common uses of acids and bases. They describe the role of natural indicators in the chemistry of acids and bases after testing and making observations on a variety of plant extracts. Students observe that dyes from plants have distinct physical and chemical properties. Full Review »
- Grade Range
- 4th - 8th
- Rating

Students explore acids and bases. They experience the sour taste of acids and the bitter taste of bases by tasting substances such as chocolate, lemon juice, and baking soda. in addition, they complete a worksheet for individual assessment. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students use supporting evidence to predict if common household substances are acids or bases. They determine the pH of the substances and describe the results of the investigation and characteristics of each substance. Full Review »
- Grade Range
- 9th - 11th
- Rating

Students identify acids and bases by listing their properties and comparing and contrasting them based on the theories of Arrhenius, Bronsted-Lowry and Lewis. Working in groups, they classify a solution as neutral, acidic or basic given the hydrogen or hydroxide ion concentration and convert hydrogen ion concentrations. Full Review »

