Provides factual information about the natural history of the California condor through the fictional story of a young boy's discovery of a young bird in trouble.
Fourteen-year-old Jonathan receives a message from a fish while diving in Hawaii and becomes concerned about ocean pollution.
David travels back in time to 1906 San Francisco to try to save the lives of Antonio Giovanni and his family who were victims of the devastating earthquake.
David and his family travel back in time to San Antonio, Texas in 1836 and meet brave defenders of the Alamo such as Davy Crockett.
The Smithers family find Grandpa's old time machine and decide to travel back to 1880 for their summer vacation. David and Jenny learn a lot about their heritage and history on their incredible trip.
While studying migrant farm workers of the 1960's, Kenneth and Aleesa travel back in time and meet Cesar Chavez during the farmworkers' strike for fair treatment and better pay. Can they protect Chavez and his dream for his people from sabotage?
After being adopted by Michael's family and moving from Mexico to Dallas, Javier tries to adapt to life in the United States but realizes he misses his old life in Vera Cruz, Mexico.