Your old buddy and H.E.L.P. operative Sam calls you in to investigate a strange anomaly at the Smithsonian Castle. You soon learn there’s more to this anomaly than meets the eye, and H.E.L.P’s reach stretches back to the Smithsonian’s historic founding. Unlock the secrets of time travel as you follow the clues into the Smithsonian Castle’s Civil War past.
Race H.E.L.P. agents to Helen’s time machine!
Collect Fact Cards to learn about the Smithsonian’s history
Unlock new puzzles and replay mini-games and HOPs
Collect original music, wallpapers, and videos
Access the comprehensive Strategy Guide