The Oceans Garden: Coral Reefs (DC)
Coral reefs are diverse underwater ecosystems held together by calcium carbonate structures secreted by corals. Coral reefs are built by colonies of tiny animals found in marine waters that contain few nutrients. Most coral reefs are built from stony corals, which in turn consist of polyps that cluster in groups.
Biology test
We all need water! Let's look at things we are doing well and not so well in managing this precious resource.
A course about different groups of birds. At the moment, there is one lesson on owls which has been a collaborative project between student and teacher. Hopefully more lessons on birds are soon to come!
Number of Lessons: 1
Suggested Age: 7+
This lesson is a course written by Paula Clough.
and is licensed under a Creative Commons Attribution-Noncommercial 3.0 Unported License.
Students will build their knowledge about biomes and the critical characteristics that define different biomes through several group activities. This is acceptable for Middle School or Secondary School.