Geek Girl: All That Glitters

"My name is Harriet Manners, and I have always been a geek." The fourth book in the award-winning GEEK GIRL series. Harriet Manners knows many things. She knows that toilet roll was invented by the Chinese in 600 AD. She knows that a comet's tail always points away from the sun. And she knows that the average healthy heart beats 70 times per...