For a really big collection of rebus stories, no one beats Enchanted Learning and their rebus nursery rhymes: there are more than a hundred rhymes here.
Planet sciences Under 11 section (includes science from Nursery rhymes)
An archive of 560 nursery rhymes, nursery songs, and Mother Goose rhymes.
Mother Goose: A Scholarly Exploration Mother Goose is a staple of American childhood
Kiddy song corner - classic children's songs with lyrics and music
Mother Goose was first mentioned in Charles Perrault's 1697 collection of fairy tales that included "Sleeping Beauty" and "Little Red Riding Hood," but her exact history is unknown. Over the years, she became known in both Europe and America as a country
Miriam Seshadri created this interactive sing-a-long site for her daughter, so they would have pictures to look at as they sang nursery rhymes together.
Mama Lisa's House of Nursery Rhymes is easy to navigate, with six dozen rhymes listed alphabetically down the left side.
For those fascinated with literary history, this British site provides insight into what many nursery rhyme lyrics actually mean.