Books in The Zack Files series

When Zack and Spencer get the late-night munchies at a sleepover, they curb their hunger with some freeze-dried food that Zack got at the Air & Space Museum. After devouring freeze-dried ice cream and pizza, they come across an extra package of freeze-dried something. When opened and wet, the shriveled mass starts growing, and growing and growing! How will the boys stop an out-of-control blob from eating everything in sight before it's too late?Illustrated by Jack E. Davis.

A hypnotist's show turns out to be way more than Zack bargains for when he is pulled out of the audience, put into a trance, and his body is "taken over" by the spirit of someone from the past. And that's only the beginning, because the stubborn spirit won't go away when the show's over! It's hard enough having just one self to worry about. What will Zack do with two?

Zack is nervous about the fifth-grade Halloween dance. He doesn't know how to dance and he doesn't have a date! When Zack meets Prudence, a beautiful girl who speaks with a funny accent and dresses in old-fashioned clothing, he's smitten. He thinks he's found the perfect date for the dance! Prudence is so different from the rest of the kids he knows. She's actually come from the past-the year 1692 to be exact-and she's fleeing the Salem witch trials! Will Zack and Prudence even make it to the dance, or will she have to return to the past? Read on to find out!

Hawaii. Dream vacation. Same thing, right? Wrong! No sooner do Zack and his dad arrive at their hotel does strange things start happening to Zack. First he gets bonked on the head by a falling coconut, then the T. V. blows up, then he gets thrown off of the treadmill in the hotel spa. Zack appears to be cursed. Could it be the piece of lava rock he bought in the gift shop?

Strange things just won't stop happening to Zack! One more out-of-this-world adventures join this funny series about a 10 year old who's prone to paranormal problems. Zack enters a horror film fan contest, and he and his best friend win an evening with Mella Bugosi, an aging horror film star with a Transylvanian accent. It's not long before Zack notices Mella has some pretty odd habits: he avoids sunlight at all costs, he sleeps in a coffin, and...Zack hopes that's V-8 he's drinking! Could good old Mella be an actual vampire?