General
Bohart Museum of Entomology - University of California, Davis - insects in the news, basic key to commonly found arthropods, insect fact sheets, photo gallery, and more
Bugbios - an entomological database of interesting bugs.
California's Endangered Insects - Essig Museum of Entomology, University of California, Berkeley,
California Insects Field Guide
Careers in Entomology - Entomological Society of America
Entomological Society of America - FAQ's
Iowa State Entomology Index of Internet Resources - very comprehensive listing by categories
Insects, Disease, and History - discusses the impact insects have had on history
PBS NATURE series' websites:
  -Alien Empire - how insects reproduce, live together in society, migrate, and battle for survival
  -Secret Garden - the hidden life within your garden
  -Tales From the Hive - fascinating bee facts, video of the waggle dance, anatomy of the hive
  -Critter Guide for insects and arachnids
The Xerces Society for Invertebrate Conservation - an international nonprofit organization dedicated to protecting biological diversity through invertebrate conservation

Interactives
PBS NATURE, Enter the Hive - fun learning about the daily life of the honeybee
PBS NATURE, Termite Teamwork - enter the complex society of the termite and find out how each individual is part of a team working toward a common goal.

For Kids
Amazing Insects - good internet site for kids! Lots of great insect pictures and facts.
City Bugs, Insect Basics - UC Berkeley College of Natural Resources, where to look for insects, how to identify
Gordon's Wonderful World of Insects - kid-friendly site with an abundance of insect information.
Insect Recipes - Iowa State University
PBS NATURE - Make a cricket or butterfly mask

For Teachers
Alphabetical Insects Lesson Plan - Elementary-Middle School, Iowa State University
Bugscope - education outreach program for K-12. Some great electron microscope images of bugs and bug parts. 3D gallery. Colorized image gallery.
K-12 Recommended Resources - Iowa State Entomology Index of Internet Resources
Lesson Plans - Iowa State Entomology Index of Internet Resources
Pre K-4 Life Cycles Lesson Plan - Iowa State University.