Bibliografía (34 obras)
Dino-Why?
2008
It's all in your head
2005
It's All in Your Head
Who Are You?
2004
Magic (Strange Science)
2003
Ghosts
2001
Monsters
Mummies
2000
The book of you
The Book of You
Vampire, UFOs, Monster. Wie das Unerklärliche erforscht wird. ( Ab 11 J.).
Animal Smarts (Secret Life of Animals)
Animals Behind Bars (Talking Point)
1999
Animal Feelings
Animal Feelings (The Secret Life of Animals)
1998
If Dinosaurs Came
Spooked
Animal Smarts (The Secret Life of Animals)
1997
Scary Science
1996
A kid's guide to the brain
1994
It's all in your brain
The Kids' Horse Book
1993
Leatherback Turtle
1992
The dinosaur question and answer book
St Lawrence Beluga
Le cougar de l'Est
Le faucon pelerin
Le béluga du Saint-Laurent
Eastern Cougar
La Tortue-luth (Les Animaux du Canada en voie de disparition)
Peregrine Falcon
The Nature Book a Green World Book
1991
