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yhteensä 3 hakutulosta
Great Scientific Theories Pack A of 5
9-12 vuotta
muu,
2018,
englanti,
ISBN 9781474746212
The Great Scientific Theories series explains what a scientific theory is and how it can be developed and tested, before going on to look at a key scientific theory in detail. Each …
The Sun and Our Solar System
9-12 vuotta
nidottu,
2018,
englanti,
ISBN 9781474746120
How do we know that the Sun is at the centre of our solar system? This scientific theory is know as heliocentrism. This fascinating book looks at the historical controversies that …
Environment Detective Investigates: Making Air Cleaner
9-12 vuotta
nidottu,
2015,
englanti,
ISBN 9780750294300
Why is clean air important? How do people cause air pollution? How is air pollution affecting Earth's climate? Find out what causes air pollution, what is being done to tackle air …