“Found it! I found the dinosaurs!” Mina yelled, racing through the grass as her toy magnifying glass bounced against her rain jacket.

Ren laughed and tapped the short string stretched between two chalk lines. “Right here,” he said. “This is their time.”

Sam stopped beside him and looked back at the map curling from the kitchen, through the hall, and into the yard. The dinosaur strip was tiny. Sam set one blue sneaker near the edge. “Wait,” Sam said softly. “All that time... and this is it?” The huge numbers finally felt real.