Thud and Blunder in "Knock-Off Time"

Health for the Americas: Cleanliness Brings Health

Red Hot Rangers

North American House Hippo

Something You Didn't Eat

Health for the Americas: Hookworm

Light Is What You Make It

Thawing Seeds: A Forest Fairy Guide from the Underground

The Grain That Built a Hemisphere

The New Spirit

Health for the Americas: The Unseen Enemy

The Winged Scourge

The Story of Menstruation

Defense Against Invasion

Out of the Frying Pan Into the Firing Line

Health for the Americas: Planning for Good Eating

It’s a Heart!

What Tadoo

Shôgakusei no yûkai bôshi: Yumi-chan abunai yo!

A Feather in His Collar