The Best Kid’s Booksite
This is another great site to gather ideas for crafts, themes, and the like.

Picture Book of the Day
“Monday through Friday [Anastasia Suen] post[s] a new picture book on this blog with a 1 or 2 line plot summary (no spoilers!), a short quote from the text (in italics), and a writing activity […]”

Perpetual Preschool
This page is a bounty of craft, theme, game, and snack ideas.