Lesson Plan
Curated OER

Causal Patterns in Air Pressure Phenomena

For Teachers 9th - 12th
High schoolers explore air pressure. They observe what happens when you drink from a straw. Students experiment and create models to prove examine air pressure and vacuums. Shigh schoolers contrast how linear and relational casusal...
Lesson Plan
Curated OER

Extraction of Caffeine from Tea Leaves

For Teachers 9th - 12th
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.