Other
O. Henry Middle School: Texas Native Plant Dichotomous Key [Pdf]
A key for classifying Texas native plants. Observe the characteristics of a plant and make choices as you work through the key to find out its binomial name.
Other
Alice Ferguson Foundation: Bridging the Watershed: Plant Identification
Use this interactive guide to identify plants based on their leaves. For each step, you are given two choices, and you continue down the branches until you discover a plant's name.
Science Education Resource Center at Carleton College
Serc: A Student Produced Field Guide to Neighborhood Trees
During this project, students will be working cooperatively to create a field guide of trees in the neighborhood near the school. Students will make observations of trees near the school. They will then learn about tree anatomy and...
James Madison University
James Madison University: Dept. Of Geology and Environmental Science: Minerals
Descriptions and pictures of over thirty minerals are available at this website. Documents describing the properties of minerals and how to use the properties for identification templates to make models, and dichotomous keys make up the...
SRI International
Performance Assessment Links in Science: Identifying Creatures
Students use a 10 step dichotomous key to identify three mythical animals of their choice. The pictures of the animals and the key are both provided.
Science Education Resource Center at Carleton College
Serc: Identifying Plant Family Characteristics
Young scholars make observations of similarities and differences between three types of garden plants to determine why they are grouped together in one plant family.