Leslie Johnstone

Quick-but-great science fair projects

2001

Silly science

2000

Shocking Science

2000

The incredible secret formula book

2001

Super senses

2003

Science experiments with a microscope

2002

Mighty machines

2004

Kitchen science

2003

You Mix It

2006

The ultimate guide to your microscope

2008

The science of sound and music

2000

The Amazing Ice Cream Machine

2002

Spy Phone

2009

SMARTLAB

2009

Science Experiments With Sound & Music

2002

Optics Book

1999

Nifty Nature

2006

Nature Science

2007