Mark Fowler | Bookhype

Dec 31, 1997

Cover of The Footprint Files

The Footprint Files (Puzzle Adventure Kits)

Aug 1, 1997

Cover of Espia Invisible, El (Turtleback School & Library)

Espia Invisible, El (Turtleback School & Library)

Aug 1, 1997

Cover of El Espia Invisible

El Espia Invisible

Oct 27, 1995

Cover of Crimebusters Investigate

Crimebusters Investigate (Puzzle Adventures) (Usborne Puzzle Adventures S., #25)

Apr 1, 1995

Cover of La Conspiracion de La Esmeralda

La Conspiracion de La Esmeralda

Mar 1, 1995

Cover of Codes and Ciphers

Codes and Ciphers (Superpuzzles)

Nov 30, 1993

Cover of The Invisible Spy

The Invisible Spy (Usborne Puzzle Adventures S., #17) (Puzzle Adventures)

Nov 26, 1993

Cover of The Third Usborne Book of Puzzle Adventures

The Third Usborne Book of Puzzle Adventures (Usborne Puzzle Adventures S., 16-18)

Sep 30, 1993

Cover of The Emerald Conspiracy

The Emerald Conspiracy (Usborne Puzzle Adventures S., #18) (Puzzle Adventures)

Jan 1, 1979

Cover of Famous American You Never Knew

Famous American You Never Knew

Oct 1, 1976

Cover of Felton and Fowler's Best, Worst and Most Unusual

Felton and Fowler's Best, Worst and Most Unusual