image of David Jefferis

David Jefferis

Popularity Prediction Title
... Unknown
Flags

... Unknown
Flight: Fliers and Flying Machines (Timelines)

... Unknown
Future space : beyond earth

... Unknown
Future Space: Robot Explorers

... Unknown
ISS : Die Internationale Raumstation

... Unknown
ISS: International Space Station

... Unknown
Les avions à réaction

... Unknown
Pedal Power (Wheels)

... Unknown
Spider (Killer Creatures)

... Unknown
Super Subs: Exploring the Deep Sea (Megatech)

Describes different types of submarine vehicles and their development, discussing their various uses for military purposes, undersea exploration, and ocean research.