Stephen Hawking was one of the world's most celebrated and inspiring physicists, known for his theories on relativity, black holes, and quantum mechanics.
Inspired by her husband's love of trolleys, Mary creates an ironic, funny and altogether timeless tale of the trouble one retired trolley has in keeping the faith when he is no longer of service to his passengers.
Learn all about the fascinating lives and tremendous impact of 100 extraordinary scientists from all over the world with this fact-filled biography collection for kidsEducational and engaging, 100 Scientists Who Shaped World History features:Simple, easy-to-read text that has been freshly updatedIllustrated portraits of each figureFascinating facts about famous and lesser-known scientistsA timeline, trivia questions, project ideas and more!
It's time to bring Chris Ferrie's unique brand of learning to the next level of readers beyond Baby University with a new series-Everyday Science Academy!