When Zachary keeps forgetting his mathematics show-and-tell items, he thinks fast and teaches the class about perimeters and areas using ordinary objects like paper and a flashlight.

From creating monsters to invisibility formulas to time travel, there is no obstacle that Franny can't conquer. Now you can catch up on her early experiments and see what it takes to become a mad scientist!

In Lulu's Lemonade, the focus is on liquid measure. On a hot summer day three children squabble over which ingredients and what quantities should go in their extra special lemonade. Math Concept:LIQUID MEASURE, 32 pages, 6 1/2( x...

With no special powers, no secret identity, and no cape, can someone be a real hero? Ethan thinks so and sets out to prove it!

When rainbows mysteriously appear on the wall, Annie and Mike try to find out where they come from.

Mary Clare loves to share. If there's food around, Mary Clare fairly divides it up and shares it with her friends and family, no matter how many there are! This rhythmic, rhyming reader clearly demonstrates the concept of fractions in...

Animal students learn about addition from the world around them.

What do cars, toys, people, and jelly beans have in common? They can all be estimated. Two friends try out their estimating skills and find out that estimating can have real rewards––especially when there's a contest to enter!

Clever Coyote thinks it's time for lunch -- and also time to show her friends how, with some simple rounding, she can add up numbers in her head. If only she were as good at hunting as she is at math!

Zoe zips and zooms around the gym. She's on and off the mats, over and under the bar! She's the greatest--in gymnastics and at demonstrating opposites.

The kids in Ms. Frizzle¹s class are getting ready for the Wild Weather Show. To prepare, they take a field trip to the Weatherama Amusement Park. The class finds out just how wild weather can be when they accidentally fly right into ...

Ride along with trucker Jill and her dog as they add up the animals zooming by. But these are no ordinary animals, and they're bound for a surprise destination!Ride along with trucker Jill and her dog as they add up the animals passin...

Four kids and their sidekick, Petey the parrot, run a sometimes thriving lemonade stand whose patrons include all kinds of wacky neighbors—even a juggler.They create a bar graph to track the rise and fall of their lemonade sales. I...

Ethan wakes up one morning with a talking cat on his head. The cat refuses to budge until Ethan wins a game of probability. Without looking, Ethan must pick out a dime from his coin collection or two matching socks from his dresser,...

Ms. Frizzle and her class visit the Hugh Mann Costume Company to learn all about skeletons: why we need them, what different bones are for, how doctors fix them when they're broken, and lots more.

Welcome to neighborhood dog show! First Maxiespeaks. Second Baxter begs. Third Daisy rolls over, but will Henry the fourth steal the show? Learning ordinals with this pack of p...

Nothing goes right for Jack all day long. He can't find his favorite sneakers, he spills milk on his math homework, and worst of all, he gets tuna fish for lunch. Will things ever get better?Readers will learn how to tell when somethi...

When a hot-tempered dragon seizes the local bridge, the people ofBerryville are cut off from their supply of beloved strawberries until they cancorrectly answer three questions related to weight. The grownups of the townare stumped, b...

Game Time!Keep an eye on the clock as the Huskies and the Falcons gear up for their championship soccer match. Weeks, days, hours, minutes, and seconds--it's all game time!

A Matter of Life or DeathIt's 1849, and twelve-year-old, Lucas Whitaker is all alone after his whole family dies of a disease called consumption which has swept through the community. Lucas is grief-stricken and filled with guilt. He ...

With his magic purple crayon, Harold draws himself into a rocket voyage to Mars, then safely back to earth just in time for breakfast.

Rockets have power. They rise and roar. This rocket's waiting, ready to soar. Rockets carry astronauts with cool, white suits oxygen helmets and gravity boots. Blast off with more out-of-this-world couplets! This time it is machines ...

Missing MittensEvery animal on Farmer Bill's farm is missing one mitten. Readers can investigate odd and even numbers as they unravel this mitten mystery!

The bugs are on parade. One is big, the next is bigger, and the next is the biggest bug of all. Learning how to compare and contrast sizes is an important early math skill and one of the most basic forms of mathematical reasoning. In ...

We're missing all our buttons! Three firefighters scramble to find 3 sets of matching buttons before the big parade starts. A lively introduction to the simple math concept of sorting by attributes.

In Deena's Lucky Penny, the focus is on money: identifying pennies, nickels, dimes, and quarters; recognizing equivalencies (eg. five pennies = one nickel; two nickels = one dime; and so on, up to four quarters = one dollar). Deena...

When Oscar enters a number of contests he learns to divide both the costs and the rewards with his friends.

Pete is good at playing practical jokes on his friends at camp, but they use science to find a way to pay him back.

Count how many monsters are playing each of the different games at the monster math picnic!

The bugs in Coach Caterpillar's gym class are learning a new dance. But Centipede can't do it! If he can't learn the directions left, right, forward, and backward, this class will be one big FLOP!