It takes the average reader 7 hours and 15 minutes to read Unlocking the Universe by Stephen Hawking
Assuming a reading speed of 250 words per minute. Learn more
What would it have been like to walk the lava-filled earth four and a half billion years ago? Or take your first step on the surface of the moon? And what would you do if robots took over the world? In their series of novels, George's Secret Key to the Universe, Lucy and Stephen Hawking imagined what great adventures one boy might have if he travelled through space. But the books were based on real-life facts - and together Lucy and Stephen collected an incredible wealth of information about everything from life on Mars to the secrets of black holes. For the first time this non-fiction...
Unlocking the Universe by Stephen Hawking is 432 pages long, and a total of 108,864 words.
This makes it 146% the length of the average book. It also has 133% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 9 hours and 54 minutes to read Unlocking the Universe aloud.
Unlocking the Universe is suitable for students ages 12 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
When deciding what to show young students always use your best judgement and consult a professional.
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