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- 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 - 10th
- Rating

Students conduct experiments and collect data to determine physical and chemical characteristics of acids and bases. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students focus on the mathematical and conceptual aspects of acid and base chemistry. They develop comprehension on pH probes, titration and neutralization. Students are involved in several rough and formal laboratory experiments. 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
- 7th
- Rating

Students observe and demonstrate a different base system and compare numbers. They examine the base 10 system they are already familiar with, and analyze and compare a table of the base 10 and base 2 system. Students then complete the values for base three numbers and complete a base 3 system table. Full Review »
- Grade Range
- 8th
- Rating

Students explore how to count and add in different base systems. They compare numbers and discuss numeration and bases and exponents. Students discuss how to represent numbers in other base systems. They explore how to add in a different base system. Full Review »
- Grade Range
- 8th
- Rating

Students observe and demonstrate how to count using a different base system. They discuss the base ten system, and together with the class create a base two system and observe how to add in a different base system. Students independently complete a worksheet. Full Review »
- Grade Range
- 9th
- Rating

Students determine how to count and add in different base systems after reviewing their would with the base 10 system. In the guided practice section, they determine how to work in the Base 2 system which is used in computers. Finally, they apply the concepts as the determine values and add in the base 3 system. Full Review »
- Grade Range
- 9th
- Rating

Students explore how to count and add in different base systems. They compare numbers using different base systems. Students discuss the various base systems they can use. They practice adding in the base 2 system and the base 10 system. Full Review »

