University of Arizona
U of Arizona: Using Live Insects in Elem. Classrooms
A collection of twenty lessons with science and math activities that use live insects.
Other
Alphabet soup.com: Insects and Spiders
An extensive list of activities, songs, poems, and fingerplays are listed by alphabet-soup.com. Additional recipes, art projects, and literature connections are also included.
Other
Billy Bear4 Kids: Butterflies and Bugs
BillyBear4Kids.com is a great butterfly resource with links to butterfly cut-outs, flashcards, bookmarks, crafts, online games, and more. Scroll down for reproducibles.
Enchanted Learning
Enchanted Learning: Insect Crafts
An extensive list of elementary insect crafts. Each activity contains a list of everyday materials, and detailed instructions.
University of Kentucky
University of Kentucky: "Katerpillars" (& Mystery Bugs)
For younger students, these insect-themed activities, treats, and crafts also feature teacher resources and book references.
Science Museum of Minnesota
Science Museum of Minnesota: Journey North Cluster
An elementary resource to learn about butterflies and their migration with links to a wide variety of activities.