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. Wi

Who were the Vikings, those fierce warriors of the north? Were they descendants of Norse gods, complete with formidable horned helmets and long blonde hair? Wer

Who was Marie Curie? Learn about the renowned chemist and Nobel Prize winner with modern-day kids, Annie and Nico. Join them as they go back in time and roam ar

Buckle in and join modern day kids Annie and Nico as they witness another historic feat: Man first setting foot on the moon on July 21, 1969. Get to know the as

New multi-volume series both fun and educational, in slim pocket sized hardcovers! Current day kids Annie and Nico travel back to—ancient Egypt. That's about