Gerry Bailey

Land Transportation (Simply Science)

Sea Transportation (Simply Science)

Light and Color (Simply Science)

Energy (Simply Science)

Simple Machines (Simply Science)

Communication (Simply Science)

Triceratops (Smithsonian Prehistoric Zone) (Read, Listen & Learn)

Leonardo's Palette (Stories of Great People (Prebound))

Armstrong's Rock (Stories of Great People (Prebound))

Shakespeare's Quill (Stories of Great People (Prebound)) (Stories of Great People (Hardcover))

Cleopatra's Coin (Stories of Great People (Prebound))

Marco Polo's Silk Purse (Stories of Great People (Prebound))

Martin Luther King, Jr.'s Microphone (Stories of Great People (Prebound))

Columbus's Chart (Stories of Great People (Prebound))

Sitting Bull's Tomahawk (Stories of Great People (Prebound))

Wright Brothers' Glider (Stories of Great People (Prebound))

Armstrong's Moon Rock (Stories of Great People)

Simply Science

High-tech Inventions (Crafty Inventions S.)

Cowries, Coins, Credit (My Money)

Common Cents (My Money)

Save, Spend, Share (My Money)

What's It All Worth? (My Money)

Get Rich Quick? (My Money)