Are you looking for some fun kid activities to do outside of preschool? 
Here are some links:

Starfall
Good, fun site for learning letters, phonics, and how to read. Highly recommended.
"Starfall is an educational alternative to other entertainment choices for children"

Kid's Digest

North Coast Parents 

The Discovery Museum

The Natural History Museum

Arcata Community Pool

Humboldt County Library

Rainy day ideas