Seven-year-olds Bradley, Brian, Nate, and Lucy make observations and gather clues that convince them that their older siblings, cousin, and animals have been captured by hungry space aliens.

Bradley, Brian, Nate, and Lucy follow clues on an Easter treasure hunt, while trying to figure out who set it up for them.

When three leprechaun statues disappear just before St. Patrick's Day, Bradley, Brian, Nate, Lucy, and other friends follow clues in order to prove that Lucky O'Leary is innocent of the crime.

"Danny Dragonbreath must save his cousin from the ultimate enemy: Knights!"--

Bradley and Brian need help from Nate and Lucy after a hypnotist turns their mother into a duck but does not quite get her changed back.

From their homes in New York and New Zealand, cousins Noah and Nora have a competition to decide who can have the world's best Hanukkah, winter or summer, but as the eight nights of Hanukkah go on, they realize they have more in common than they thought.