Presents information on what life was like for the Vikings of northern Europe. Includes color illustrations, a glossary, and a list of additional resources.
Describes the daily life of a gladiator, offering information on participants, training, weapons, and competitions. Includes color illustrations, a glossary, and further resources.
Introduces the megalodon, a prehistoric shark that was up to sixty feet long, and describes how scientists learned about this animal through fossils found around the world.
A selection of facts from nature and the world of human achievement, including record-breaking statistics about the Earth, weather, plants, animals, countries, buildings, communication, and transportation.
Briefly describes specific disasters throughout history, both natural, such as tornadoes and disease, and manmade, such as airplane crashes and mine explosions.