Three members of a secret 19th-Century time-travelling society travel to 1912 and must save the inventor of the wireless from meeting his fate aboard the Titanic.
A guide to rocketry, astronauntics, and the science of getting to the Moon in the guise of a journal written by a 10-year-old girl determined to do it herself.
A group of brilliant children from all over the world are actually the Secret Explorers who work for the benefit of everyone and they must help rescue a group of scientists trapped in Arctic sea ice.
A group of brilliant children from all over the world are actually the Secret Explorers who work for the benefit of everyone and they must help stop a band of villains from destroying the rainforest.