17 books • 6 series
Violent Volcanoes (Amazing Planet Earth)
Earthquakes and Tsunamis (Amazing Planet Earth)
Massive Mountains (Amazing Planet Earth)
Small Mammals (QEB Wildlife Watchers)
Plants (QEB Wildlife Watchers)
Bugs (QEB Wildlife Watchers)
Birds (QEB Wildlife Watchers)
Hot and Cold (Science Alive)
Sound (Science Alive)
Light and Dark (Science Alive)
Forces (Science Alive)
Magnets (Science Alive)
Electricity (Science Alive)
Construction Vehicles (How Machines Work)
Atmosphere and Weather (Weather and Climate S.)
Wood (Threads)
Rocks (Threads)