A funny and fascinating look at states of matter and where things go - from fumes to wee - in the world around us!
Helen Greathead is a highly experienced creator, editor, project manager and writer of successful non-fiction titles and series. She spent 14 years at Scholastic Children's Books where she commissioned series, including Horrible Histories. She began a freelance career in 2003, and titles she has written include the Now You Know series (Scholastic) and the Design and Make series (Watts).