Brand new series where kids travel through time to follow the Threads of History and uncover its secrets! In the first volume, modern day kids Annie and Nico travel back in time to ancient Egypt and explore the construction of the Great Pyramid of Giza in 4500 BCE. Then, in the second volume Annie and Nico travel to medival China and investigate the Great Wall of China!a
Join Annie and Nico as they travel through time and discover the history and importance of "black gold," the non-renewable natural resource known as oil. Witness the rise of oil throughout history from its unique uses in ancient times to the hunt to dig up more oil as it was discovered underground in 1859. All packaged in a pocket hardcover with easily accessible facts, figures, and trivia retelling the magical history of oil from a kids perspective.