Jason Cooper

Light (Rourke Discovery Library) (Science Secrets)

Science Secrets Discovery Library

Sound (Science Secrets)

Electricity (Science Secrets)

The Earth's Garden Discovery Library

Maquinas de Viaje

Maravillas de La Humanidad (Man-Made Wonders) Series, Set VI

Traveling Machines Series

Man-Made Wonders Series, Set

Trees (Earth's Garden) (Rourke Guide to State Symbols (Hardcover))

Strange Plants (Earth's Garden)

Trenes (Maquinas de Viaje)

Botes y Barcos (Maquinas de Viaje)

Insect-Eating Plants (Earth's Garden)

Flowers (Earth's Garden)

Motocicletas (Maquinas de Viaje)