Leslie Johnstone

The Ultimate Guide to Your Microscope

Leslie Johnstone

$5.59 - $11.45

Shocking Science: Fun & Fascinating Electrical Experiments

Leslie Johnstone

$5.79 - $10.29

The Magnet Book

Leslie Johnstone

$7.59 - $12.19

The Science of Sound & Music

Leslie Johnstone

$10.29 - $11.69

The Incredible Secret Formula Book: Make Your Own Rock Candy, Jelly Snakes, Face Paint, Slimy Putty, and 55 More Awesome Things

Leslie Johnstone

$5.99

Quick-But-Great Science Fair Projects

Leslie Johnstone

$4.99 - $9.79

Sports Science

Leslie Johnstone

$11.49

Bathtub Science

Leslie Johnstone

$8.99 - $9.39

The Optics Book: Fun Experiments With Light, Vision & Color

Leslie Johnstone

$5.39 - $6.69

Science Experiments with Sound & Music

Leslie Johnstone

$6.99

Hockey Science: 25 Winning Experiments

Leslie Johnstone

$5.99 - $6.79

Science Experiments with a Microscope

Leslie Johnstone

$9.19 - $9.59

Extreme 3-D: Weird Animals (Extreme 3-D)

Leslie Johnstone

$14.39

Fun With Your Microscope

Leslie Johnstone

$8.29 - $8.59

First Science Experiments: Super Senses

Leslie Johnstone

$4.59 - $9.49

The Ultimate Bubble Book: Soapy Science Fun

Leslie Johnstone

$6.49 - $9.59

First Science Experiments: Magnet Power! (First Science Experiments)

Leslie Johnstone

Out of Stock

Backyard Science

Leslie Johnstone

$10.29 - $12.29

Silly Science: Strange and Startling Projects to Amaze Your Family and Friends

Leslie Johnstone

$5.09

Extreme 3-D Scary Bugs! (Extreme 3-D)

Leslie Johnstone

$8.19

Kitchen Science

Leslie Johnstone

$7.39 - $9.99

First Science Experiments: Mighty Machines

Leslie Johnstone

$6.49 - $9.19

Science Around the World: Travel through Time and Space with Fun Experiments and Projects

Leslie Johnstone

$10.49 - $13.98

First Science Experiments: The Amazing Human Body (First Science Experiments)

Leslie Johnstone

$13.09 - $14.89

First Science Experiments: Wonderful Weather (First Science Experiments)

Leslie Johnstone

$5.79 - $7.09

Nifty Nature

Leslie Johnstone

Out of Stock

SMARTLAB: Extreme Secret Formula Lab (Smart Lab)

Leslie Johnstone

$13.79

Scary Science: 25 Creepy Experiments [Paperback] [Jan 01, 2010] Levine, SHar; Johnstone, Leslie

Leslie Johnstone

$4.19

Everyday Science: Fun and Easy Projects for Making Practical Things

Leslie Johnstone

$7.69

Blast Off! A Rocket Science Kit (Troll Discovery Kit)

Leslie Johnstone

Out of Stock