Traveling to France during the reign of Louis XIII, Geronimo and his friends enlist in the "mouseketeers" only to discover that the mouse on the throne is an impostor and together they must find the real Louis.

In the second book in the Books of Beginning Trilogy, Michael and Emma must track down the Chronicle of Life, while Kate must find a way back to present day from the year 1899.

With his ability to travel through time using baseball cards and photographs, thirteen-year-old Joe and his mother go back to 1863 to ask Abner Doubleday whether he invented baseball, but instead find themselves in the middle of the Battle of Gettysburg.

Turning 12 1/2 shouldn't be the most exciting birthday in the world. It's a half birthday after all. But Harper is thrilled because she is getting the biggest gift of all: her parent's approval to finally get social media accounts. Except when she goes to post her first photo, there is a filter she has never heard of before. One that shows you what you will look like when you are older. Curious, Harper clicks on it...but ends up flash forwarding in...