Robert Hirschfeld

Slam dunk

2004

Body check

2003

Run for It (Matt Christopher Sports Classics)

2002

Martians are people, too

2002

Run for it

2002

Inline skater

2001

Football nightmare

2001

101 Ways To Boost Your Science Skills

1999

Attack of the Living Mask #17

1999

The kids' science book

1995

Johann de Muris: Seine Werke und seine Bedeutung als Verfechter des ..

1884

Body Check Matt Christopher Sports Series for Kids Prebound

Les poissons d'ornement

Les perruches

Body Check (Matt Christopher)

2003

The Test

1998

Goldfish

1997

Parakeets

1997

Tropical fish

1997

101 science projects

1994

Wheel Wizards (Matt Christopher Sports Classics)

Depression Fast Facts

Run for It (Matt Christopher Sports Fiction)