What I wanted was a cute little kitten. Instead, I got a tough tomcat that talks. And that's not all! He says he's my Great-Grandpa Julius and he needs my help. And messy litter box or not, family is family!

"Weaves together a dramatic court case in Los Angeles, a grizzly-bear attack, and a surprisingly fascinating debate . . . a thrilling read." — The Wall Street JournalWinner of the California Book Award, Silver Medal for NonfictionLonglisted for the PEN/E.O. Wilson Award for Literary Science WritingOne of Outside magazine's 10 Outdoor Books that Shaped the Last DecadeIn the summer of 1972, twenty-five...

Winner • Pulitzer Prize for HistoryWinner • Kirkus Prize for NonfictionFinalist • National Book Critics Circle Award (Nonfiction)A New York Times Notable Book of the YearNamed one of the Best Books of the Year by the Washington Post, NPR, Library Journal, and gCaptainBooklist Editors’ Choice (History)Longlisted for the Andrew Carnegie Medal for ExcellenceIn this “cri de coeur abou...

Zack's new substitute teacher seems kind of odd. And she is rather hairy. And get this, her name is Mrs. Wolfowitz! But is she really a werewolf? Or just one very weird lady who happens to like the taste of homework papers? Read on to find out!

One minute, it was an Egyptian cat stature. The next, it was real, live cat with sharp claws. And I have the scratch to prove it! This was one trip to the museum I would never forget.

After months of hoarding his allowance, Zack is on his way to buy a prized baseball card. But when he gets to the store, the owner tells him that someone else has just bought it. Who, you may ask, has beaten Zack out of the card? A boy named Mack, who claims to be Zack's son from the future.

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?

One minute I was looking for my retainer in the bathroom. The next, I was staring at a boy who looked just like me. And I don't mean my reflection! What's going on here?

Zack isn't thrilled about having to get a tooth pulled, but a trip to the orthodontist proves a lot hairier than he ever expected. Nice old Dr. Silver has been replaced by the fang- toothed Dr. Jekyll, a mouthwash-guzzling mad scientist whose secret experiments have gone ker-plewy!

It seems like a regular field trip to a natural history museum—until Zack gets locked inside for the night and discovers what really goes on in those display cases when no one is watching. A tribe of curious Neanderthals, rampaging woolly mammoths, prehistoric food shortages . . . it’s just another wild adventure for Zack!

When Zack is given the chance to swim with dolphins on a trip to Florida, he dives right in. But before long, Zack is surprised to find that the dolphins are trying to tell him something ? and even more surprised that he can understand and talk to them! There's definitely something fishy going on here! Could it be genuine animal communication? And can Zack and his new friends get their signals straight and salvage an old sunken ship filled with treasure?

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 ...