Add 1 or 2 to a Single Digit

How to Mail a Coconut
February 17th, 2023

When you go to the post office, you can mail lots of different things just by putting them in a box and putting stamps on them. But at one post office in Hawaii, you can smack some stamps right on a coconut and send it to a friend – no box required! Read on to see how the postage and fun add up when you go nuts mailing coconuts.

One Tough Tortoise
February 11th, 2023

Tortoises are pretty tough. So maybe that’s how this pet tortoise who had been lost for 30 years survived in the family’s shed before they finally found her! Read on to do the math in one tortoise’s ultimate game of hide-and-seek.

Spirocakes
February 1st, 2023

If you like math, art, and pancakes, then the Spirocake is for you! It’s a neat tool that uses math and gears to create cool-looking pancakes. Read on to see how it does it – and eat up the math in these delicious pancake designs.

Pillow Fight for Pets
January 23rd, 2023

How would you feel if you went to bed at night ready to sleep, and found someone already sleeping in your spot? Well, that’s probably how this dog felt when he found the cat in his bed. Read on to do the math on the pillow fight that followed, and see how hard this pup worked to get his bed back.

A Brush with Danger
January 13th, 2023

Sometimes you look at your everyday life and decide you need a change – a big change.  And one way to get that is to repaint your bedroom.  Lots of colors, lots of eye-hurting patterns – something that will make a statement.

If you could repaint your room, and could go as crazy as you wanted, what colors would you use?  Of course, the fancier you get, the more carefully you have to plan.

Messed-up Pennies
December 3rd, 2022

Pennies are always only worth 1 cent…right? Not all of them. Read on to crunch the numbers behind messed-up money and how that makes some pennies more valuable than others!

The Race to Eat 100 Plates
November 25th, 2022

The holiday eating season is just getting started, which may be why our friend Charlize C. asked, how long would it take to eat 100 plates of food? Well, that depends on both the food and the person eating it. Competitive speed-eaters can eat 13 grilled cheese sandwiches in just 1 minute. *IF* they could eat […]

The Longest-Living Animal
November 20th, 2022

If you want a furry pet, you get a cat or dog. If you want a small, energetic one, there are guinea pigs and hamsters. But what if you want a pet that will live really, really long? Read on to find out which animals would be the perfect pet for you – and see how the years add up!

Tower of Daredevils
November 13th, 2022

Have you ever had a piggyback on someone’s shoulders? Now imagine being 5 or 6 people high and doing that! That’s similar to what people in Spain do every year when they build castells, or human towers. Read on to see how the numbers in people-stacking really, well, stack up.

What It Takes to Be Superman
October 26th, 2022

They say Superman is “faster than a speeding bullet, more powerful than a locomotive, able to leap tall buildings in a single bound.” But just how fast, powerful, and high-jumping is he? Read on to put numbers to the powers of Superman!

Top