The Purple Crayon a web page all about writing, illustrating, and publishing children's books. Lots of great information about picture books
The Books of Wonder Bookstore - an actual bookstore in New York City but has a great online store of both books and artwork.
The Society of Children's Book Writers and Illustrators has a great web page with lots of great pages
SCBWI Texas - Houston the Houston chapter page
Illustrator Gallery a great online gallery of illustrations from members of the Society of Children's Book Writers and Illustrators
Speaker's Bureau your class can meet their favorite author or illustrator. Can be searched regionally.
The Texas Book Festival our state book festival - the first! A fun time in Austin and great happenings for children and adults alike. They always need volunteers!