Zap! I'm a Mind Reader

After an electrifying experiment in science class gives Zack a shock, he realizes that he can read other people's minds.

Great-Grandpa's in the Litter Box

Zack takes home from the local animal shelter a scruffy tomcat who not only talks but claims to be the reincarnation of Zack's great-grandpa Julius.

My Son, the Time Traveler

When Zack goes to a store to buy a baseball card, he finds himself face-to-face with his future son who has traveled back in time.

The Volcano Goddess Will See You Now

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?

Don't Count on Dracula

When ten-year-old Zack gets the opportunity to meet with legendary film star Mella Bugosi, he begins to feel uneasy when he realizes that there are eerie similarities between the actor and Dracula, the character he portrays.

Me and My Mummy

Mummies are cool, but theyre creepy, too! Zack has faced aliens, vampires, time-travelers, ghosts, and Bigfootnow find out what happens when he meets teenage mummy Ikhnaton (Icky for short).

My Grandma, Major League Slugger

I went to visit my Grandma Leah in Chicago, and we went to a White Sox game. Doesnt sound like such a big deal, right? Well, heres the thingGrandma played in the game!

Through the Medicine Cabinet

After Zack opens his medicine cabinet one morning and sees a boy who could be his double staring back at him, he enters a parallel universe.

This Body's Not Big Enough for Both of Us

Zack used to be in control of hisown body. But that was before someone elsesomeone who's been dead almost one hundred yearstook over. She's bossy, she's British, she's a queenand she and Zack are not amused!

I'm out of My Body...Please Leave a Message

Zack and Spencer discover how to leave their bodies and travel around New York City. But they have one problem--how to get back inside themselves.

Hang a Left at Venus

In Central Park, Zack and his dad encounter an alien who has lost his spaceship, which has been towed because it was illegally parked.

Just Add Water and....Scream!

Zack, his father, and Spencer fight to save the world from a rude, bossy, and hungry package of freeze-dried spores purchased at The Orville and Fanny Shlectwasser Museum of Air and Space.

Never Trust a Cat Who Wears Earrings

Zack starts turning into a cat when the spirit of an ancient Egyptian cat goddess is accidentally transferred into his body during a class field trip.

Evil Queen Tut and the Great Ant Pyramids

While on a class picnic in Central Park, ten-year-old Zack gets a chance to study ants close up and personal when he uses way too much of a classmate's diet powder and shrinks to their size.

How I Fixed the Year 1000 Problem

Forget about the Y2K problem! Zack's up to his ears in dragons and wizards when a computer glitch sends him hurtling back in time to the year 999--and a peculiar boys' school known as Dragon Slayers' Academy!

It's Itchcraft!: SuperSpecial

A few days before his school's Halloween dance, Zack meets a girl who seems to be already wearing her costume.

Bozo the Clone

When Zack uses a magic box from Tibet to produce a duplicate of himself, he finds that he has created more problems than he has solved.

Yikes! Grandma's a Teenager

During a birthday trip to New York City, an airport metal detector turns back the hands of time for Zack's 89-year-old Grandma Leah, causing her to grow younger and younger.

Elvis, the Turnip, and Me

Late one night when ten-year-old Zack hears strains of "Heartbreak Hotel" coming from the refrigerator, he discovers the possibility that Elvis lives on as a turnip.

My Teacher Ate My Homework

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!

A Ghost Named Wanda

Zack feels that a supernatural force is at work in his apartment when he encounters floating television sets, pancakes that flip by themselves, and a ghost named Wanda.

Dr. Jekyll, Orthodontist

While Zack is being treated by Dr. Jekyll, his new orthodontist, the doctor undergoes a strange transformation into a growling monster.

The Boy Who Cried Bigfoot

After hearing stories that a Bigfoot-like monster is haunting Camp Weno-wanna-getta-wedgee, ten-year-old Zack begins to find evidence that the legend may be true.

How I Went from Bad to Verse

Roses are red, Violets are blue, Zack can't stop rhyming: Now what will he do?

Greenish Eggs and Dinosaurs

When Zack bought a dinosaur egg at the flea market, he was given one warning: DO NOT put it in the microwave! I'll bet you can guess what happened next...

Trapped in the Museum of Unnatural History

It seems like a regular field trip to a natural history museumuntil 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 . . . its just another wild adventure for Zack!

Tell a Lie and Your Butt Will Grow

Zack has begun to notice that when his classmate, Andrew Clancy, tells a lie, Andrew's bottom gets larger.

The Misfortune Cookie

Zack visits a very strange Chinese restaurant called Wun Dum Guy and finds that the fortunes in his fortune cookies start coming true.

Now You See Me .... Now You Don't

When Zack accidentally drinks invisible ink, he worries about missing his only chance to get his picture in the paper if the new ice cream flavor he and Spencer invented wins the local Len and Larry's Ice Cream contest.

Abe Lincoln At Last! (Original MTH #47, Merlin Mission #19)

Malala ─ A Hero for All

This Step 4 Biography Reader shares the inspiring story of Malala Yousafzai, the youngest recipient of the Nobel Peace Prize. Even as a young girl in Pakistan, Malala spoke up about the importance of girls' education, via speeches and a blog. Since the Taliban regime was intent on denying girls an education and silencing anyone who disagreed with their laws, this was very dangerous. Malala was shot, but she survived the attack and it did not silence her. In fact, she spoke at the United Nations on her sixteenth birthday, just nine months after she was shot. Malala's resolve has only magnified her voice, delivering her message of human rights to millions of people. Step 4 Readers use challenging vocabulary and short paragraphs to tell exciting stories. For newly independent readers who read simple sentences with confidence.

Little Giant - Big Trouble

Wiglaf and his friends are on a mission to rescue Worm, the dragon they have raised from an egg, and are surprised to learn that the captor is not a gang of dragon slayers, but rather a young giantess who wants to keep Worm as her house pet.

Andrew Lost with the Frogs

Ten-year-old Andrew invents a shrinking machine that allows him some unusual and instructive lessons in science from a unique vantage point.

The Absent Author

The Innings And Outs Of Baseball

The fascinating science behind baseball is explained in this fact-tastic nonfiction Level 3, Ready-to-Read that includes a special section at the back of the book containing extras on subjects like anatomy and history, as well as a fun quiz so readers can test themselves to see what they've learned!

The Moon Seems to Change

Can you see the moon?Does it look like a big round ball? Or is it just a sliver of light in the sky? The moon seems to change. But it doesn't really. The moon revolves around the Earth. It takes about four weeks to make the journey, and as it travels round we can only see certain parts of it. Try the simple experiment described inside using an orange, a pencil, and a flashlight, and you'll understand why the moon seems to change.

Encyclopedia Brown Lends a Hand

In each book, fifth-grade detective "Encyclopedia" Leroy Brown solves ten mysteries. Solutions are found in the back of the book, challenging readers to practice their own skills as sleuths (and critical thinkers).

The Skeleton Inside You

What does your skeleton do?Your skeleton helps you leap, somersault, and touch your toeswithout it, you would be as floppy as a beanbag! There are over 200 bones living and growing inside you that make up your skeleton. There are also ligaments and joints that hold your bones together, and cartilage in your bendable parts like your ears and your nose. Learn all about what a skeleton can dobecause this isn't some make-believe Halloween skeleton, this is the real skeleton inside you.

Good Morning, Gorillas (MTH #26)

The magic tree house takes Jack and Annie to an African rainforest, where the siblings encounter gorillas and learn to communicate with them.

The Cheese Experiment

New Mouse City was in a panic. A strange epidemic had broken out -- mice everywhere were covered in weird blue spots! Mouse Island's most famouse doctor immediately set to work with his team to try to find the cure... but someone was trying to stop him. Could I figure out who before I ended up blue myself?

Thea Stilton and the Ice Treasure

Attending an ecological conference in Alaska, the Thea Sisters are introduced to local games and customs by their native Alaskan hosts before discovering that someone is endangering the ecosystem by using explosives to blow up the ice.