Peter finds his demanding two-and-a-half-year-old brother an ever increasing problem.

In order to heal after his mother's death, Sal learned how to meditate. But no one expected him to be able to take it further and 'relax' things into existence. Turns out he can reach into time and space to retrieve things from other universes.

Sixth-grader Adam "Einstein" Anderson uses his scientific knowledge to solve ten "mysteries," involving a supposed vampire, a fake invention, a suspicious fire, and puzzles.

"It was world-famous sculptor Gutzon Borglum's dream to carve sixty-foot-high likenesses of four presidents on a granite cliff in South Dakota. Does that sound like a wacky idea? Many at the time thought so. Borglum faced a lot of opposition and problems at every turn; the blasting and carving carried out through the years of the Great Depression when funding for anything was hard to come by. Yet Mount Rushmore now draws almost three million visitors...

The sixth grade science sleuth solves ten more puzzling cases, one involving an allergic monster, and another an invisible man.

Twelve-year-old Peter has never felt at home with his noisy family, but begins to find the strength to live and to be himself when he discovers a special valley in the Texas Hill Country and meets Annie, a girl dying of cancer who knows and accepts him from the start.

Relates three times that nine-year-old Iggy got into trouble, two of which he does not regret and one for which he is very, very sorry. Welcome to the wonderful world of Iggy, where the motto is: It seemed like a good idea at the time. Iggy is not a bad kid - he's really not. Okay, so he's done a few bad things. And okay, he's not very sorry about most of them. No one got hurt! Except for that one time when the Best Idea Ever turned into the Worst...