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Great Scientific Theories Pack A of 5
9-12 år
övrigt,
2018,
Engelska,
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 …
ELECTRICITY
9-12 år
häftad,
2018,
Engelska,
ISBN 9781474746106
Who first discovered static and how was this important? What is an LED? This fascinating book looks at the historical controversies that surround the discovery and theories of …