Buku yang Dikarang by David Feldman

Who Put The Butter In Butterfly?

Imponderables

Why Do Clocks Run Clockwise?

Why Do Pirates Love Parrots?

Are Lobsters Ambidextrous?

Do Elephants Jump?

How Does Aspirin Find a Headache?

Do Penguins Have Knees?

When Do Fish Sleep?

Small By Design

Imponderables(R)

Imponderables(R)