Curated OER
Extraction of Caffeine from Tea Leaves
Students conduct an experiment in which they extract the greatest number of grams of caffeine from four bags of tea. They conduct Internet research, conduct the experiment, and record their observations and data.
Curated OER
Related to Natural Products
Students examine how the microwave delivers energy at different power levels. They work together to complete experiments on various materials and different power levels. They answer discussion questions to end the lesson.