Curated OER
Arthropods
In this arthropods worksheet, students complete a graphic organizer by reading characteristics of the different classes or subphylum and writing in examples for each of these groups.
Science Museum of Minnesota
Thinking Fountain: Spider Glider
With a few readily available supplies, you can make a "spider glider." Visit this site for directions and more about spiders.
University of California
Understanding Evolution: Introducing the Arthropods
This extensive look at the arthropod provides enough information for any budding naturalist, but will also be interesting to one casually interested in insects, spiders, and crustaceans. The pictures are outstanding, and the writing is...
CK-12 Foundation
Ck 12: Biology: Invertebrate Evolution
[Free Registration/Login may be required to access all resource tools.] An overview of the major events in invertebrate evolution.