Curated OER
Guess Who Came to Dinner!
An exceptionally creative approach is taken to assessing your biologists' grasp of natural selection concepts. They are to imagine hosting Charles Darwin for dinner and having, to their surpise, a few other noted scientists crash the...
Curated OER
Ordering Geologic Events Using Cross-Sections
Learners analyze cross-sections of geologic events. In this geology lesson, students identify the type of environment where the cross-section come from. They take a quiz at the end of the lesson.