Fix the past. Save the future. Dak, Sera, and Riq return to the United States and walk immediately into a deadly trap. The year is 1850, and the nation is divid

Scholastic's next multi-platform mega-event begins here!History is broken, and three kids must travel back in time to set it right!When best friends Dak Smyth a

Fix the past. Save the future. What is the secret history connecting the SQ to the Ancient Maya?Book includes an all-new, full-color Hystorian's Guide - your ke

Scholastic's next multi-platform mega-event begins here!Dak, Sera, and Riq might be in over their heads when they attempt to stop a Viking invasion!Hundreds of

They've sailed on the Santa Maria, defended famous cities from Vikings and Mongols, and come face-to-face with some of the greatest figures in history. Now, at