In a lush Amazon village, brave 10-year-old explorer Ana Clara digs up Spark—a tiny, cat-sized dinosaur with emerald scales and a squeaky "Reep!" Lost in time, Spark needs her protection from nosy neighbors and scientists. With wise Papai's help, they build secret forts, canoe misty dawns, and train their ninja dino amid kapok trees and Rio Negro waves.Ancient Dona Eterna reveals hidden time-burrows, leading to a stormy farewell. Years later, glowing scales wink—jungle magic eternal!Large-print chapter book for young readers ages 7-10.