*"Very Clever Baby's First Reader" (1988)*"Very Clever Baby's Ben Hur" (1988)*"Very Clever Baby's Guide to the Greenhouse Effect" (1992)*"Very Clever Baby's First Christmas" (1998)===Trouble Twisters===A collaboration with Sean Williams.
* Very Clever Baby*# Very Clever Baby's First Reader (1988);*# Very Clever Baby's Ben Hur (1988);*# Very Clever Baby's Guide to the Greenhouse Effect (1992);*# Very Clever Baby's First Christmas (1998).