Students study starfish through dissection. For this biology lesson plan, students explore the lives of starfish as they view a slide show, observe parts of echinoderms, and compare the classification of the starfish with other...

In this animal science worksheet, students complete a concept map on the features of animals. They fill in 12 blanks with the correct words from the list.

Students explore botany by examining diagrams. In this plant reproduction lesson plan, students define a list of plant vocabulary terms and identify plant anatomy from a diagram. Students complete several plant activity worksheets and...

This online biology book chapter offers definitions and descriptions of the nervous system's components.

College-level instructor's notes on how animal body plans have changed over time through the process of evolution.