Part of the nonfiction Orca Timeline series for middle-grade readers, this illustrated book examines how humans have communicated over time.
Maria Birmingham has worked in the children's publishing industry for over 25 years. She is the award-winning author of several books for young people, including Are We There Yet? How Humans Find Their Way and Are We Having Fun Yet? The Human Quest for a Good Time in the Orca Timeline series. She lives with her family in Brampton, Ontario.