The Clark children are Mia's first babysitting job, and everything is going fine until she sees a life-sized doll sitting in the hallway; a doll that was not there before, a doll that Mr. Clark knows nothing about, and whose eyes follow Mia-- and that is only one of the five scary stories with unexpected twists that are included in this collection.

Ace has built her own go-kart, but when she is ready for a test run it will not start, and she has to figure out what part is missing--and then in the middle of the race something else goes wrong.

Ace gets her mountain bike ready for the big bike race, but during the race Ace's bike chain comes off the sprocket, and a tire goes flat--luckily she has her tools with her to fix the problem so she can finish the race.

After a visiting the library to search for new adventure ideas, Miguel and Clarke go on a trip that is out of this world.