There was also an adult panel led by TV presenter Ian Hislop who had to whittle all the books nominated down to a shortlist.
The Best Information Book award was won by Lucy Lethbridge, who wrote Ada Lovelace The computer wizard of Victorian England.
What YOU voted for
Ada was a young girl obsessed with maths who wanted to be the first to invent a human flying machine!
Jacquilne Wilson's The Story of Tracey Beaker also picked up an award for the Best Story Book. This was a category voted for by kids in libraries around the country.