Will has no choice. His father drags him along on a wilderness adventure in the footsteps of legendary explorers Lewis and Clark--whether he likes it or not. All the while, Will senses that something about this trip isn't quite right. Along the journey, Will meets fascinating strangers and experiences new thrills, including mountain cliffs, whitewater rapids, and a heart-hammering bear encounter. It is a journey into the soul of America's past, and...

The prize for the pet show is missing. Jigsaw enters his dog Rags in the contest and has an idea to solve the case.

Ahoy, mateys! It's the first day of first grade, and it's all hands on deck for a young pirate and his crew. How much trouble can they get into? What will they do at recess? and, most important, what treasure awaits them at school?

Jigsaw decides to catch a ghost that kids saw dancing in the classroom--even if he has to stay after school to do it.

Adrian Lazarus, who became a zombie just before starting middle school, and new friends Gia, Zander, and Talal, navigate a mystery involving global warming, disappearing bees, and billionaire developers.

Things get frosty when someone steals Bigs Maloney's sled two days before the great sled race. Jigsaw and Mila are on the case.

Thirteen-year-old Eric discovers there are consequences to not standing by and watching as the bully at his new school hurts people, but although school officials are aware of the problem, Eric may be the one with a solution.

When Ralphie Jordan thinks his house is haunted, Jigsaw takes the case. The only way to trap the ghost is for Jigsaw to spend the night. With Mila's help, the clues are pieced together to tell a story -- a spooky ghost story.

Meet Carter, Esme, and Arnold, three students accidentally locked together inside an almost deserted school. They are not friends. They scarcely know each other. But In the basement, a mysterious night janitor waits. And outside, moving in the mist, dark shapes shuffle closer.

Jigsaw Jones tries to find a missing good luck charm while on a winter vacation.