Curated OER
Exothermic Rehydration of Gypsum
Learners observe exothermic reactions in the lab using plaster. In this chemistry lesson, students collect data from their experimental set up every five minutes. They explain the different stages in the hardening of plaster.
Curated OER
DNA
Students explore the basics of DNA and its history. In this DNA lesson students extract DNA from fruits and understand how it is used in forensics.