Curated OER
The Disappearing Kelp Forest
Learners observe the effect "El Nino" left on kelp plants and sea urchins. They analyze the data collected by researchers, by graphing it on a TI calculator. Before graphing and analyzing the data, you may want to revisit the events of...
Curated OER
Critters in the Classroom
Students investigate with sea urchins. In this ocean habitat lesson, students observe sea urchins and other ocean grazers. Students work with lab equipment to examine the anatomy of these creatures.