
The mists of time
1984
ISBN 9780394965734
Charles Darwin
2015
ISBN 9780766065499
Searching for Shona
2017
ISBN 9780997611625
In the Circle of Time
2019
ISBN 9780997611649
Let's talk about God
1975
ISBN 9780871233400
Carl Linnaeus Genius of Classification
2014
ISBN 9780766065413
Happy Moments with God
1973
ISBN 9780871232120
Exploring the Insect World
1974
ISBN 9780070016255
Exploring City Trees and the Need for Urban Forests
1976
ISBN 9780070016958
Your Aging Parents
1979
ISBN 9780570037897
The journey of the shadow bairns
1980
ISBN 9780394845111
Light in the Mountain
1982
ISBN 9780394847917
The Brain on Quartz Mountain
1982
ISBN 9780394853857
The Druid's Gift
1989
ISBN 9780394819365
Food Chains
1991
ISBN 9780894902901
Charles Darwin, Naturalist
1994
ISBN 9780894904769
Bizarre Insects
1996
ISBN 9780894906138
Isaac Newton
1996
ISBN 9780894906817
Children of Summer
1997
ISBN 9780374312435
Isaac Newton Greatest Genius of Science
2014
ISBN 9780766065703
Aristotle Genius Philosopher and Scientist
2014
ISBN 9780766065369
In the Keep of Time
2016
ISBN 9780988288799
Icky Insects
2018
ISBN 9781978505506
Scientists of the Ancient World
1999
ISBN 9780766011113