While looking for his lost magnifying glass in the park, young Detective Jeffrey Bones and his grandfather discover that Curly the detective dog is missing, too, and start tracking down clues.
Bones and his parents got Grandpa a special present for his birthday. But by the time they all make it to the party, the gift is gone. How could it have disappeared so quickly? Will detective Jeffrey Bones be able to solve the mystery and sing ?Happy Birthday? to Grandpa?
Detective Jeffrey Bones hates taking math tests, especially one he has forgotten to study for, so when his test paper goes missing he must make a choice--retake the test and try to do better, or find the missing paper.
Junior sleuth Jeffrey Bones and his grandfather enjoy a day at the amusement park until their tickets to ride the giant roller coaster mysteriously disappear.