# Compare Numbers < 20

## Chick-Tac-Toe

February 15th, 2023

It’s fun to play the game tic-tac-toe, and apparently even chickens think so! With the playing grid and counting to three in a row, these chickens must have been real mathematicians — or were they? Read on to find out about these tricky chickies, and do the math in tic-tac-toe-playing birds.

## Really Chilly Flowers

February 10th, 2023

When it gets really cold, Mother Nature gets to work creating beautiful frost flowers in the Arctic Ocean. With certain temperatures needed for these chilly creations, there’s tons of math in them. Read on to do some cool math in chilly frost flowers!

## Donuts Gone Bonkers

January 16th, 2023

When you stick one yummy food inside another, the yumminess really multiplies quickly. So the “donut turducken” – an apple fritter inside pudding inside a donut, topped with chocolate frosting – must have a yumminess factor that’s out of this world! Read on to get a taste of the delicious dessert math.

## Running Like a Monkey

December 14th, 2022

Running a race may seem simple, but try running a race on your hands and feet – and breaking a world record! That’s exactly what one guy did. Read on to find out how fast he was, and run through the record-breaking math.

## 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.

## Give Me a High Five — or Fifty

October 12th, 2022

Starfish usually have 5 legs. But did you know that some types of starfish have up to 50 legs? Read on to get a leg – or 20 – up on the math in starfish!

October 9th, 2022

We have lots of robots in our lives, but we bet there are few as cool as this real-life Transformer car! Read on to see how it works, and discover the math in these mutating cars.

## The Tree You Can’t Hug

August 25th, 2022

If you’ve ever hugged a tree all the way around, we bet it was not a sequoia. Sequoias are huge trees! So naturally there’s a lot of math in them. Read on to discover the numbers in these towering trees.

## Swimming Through Bricks

August 24th, 2022

When you look in a river or stream, sometimes you see fish swimming around. But you don’t usually expect to see a giant fish sticking out of a building when you look up! That’s probably why this sculpture sticking through a building in Portland, Oregon is so eye-catching. Read on to find out about this flying fish sculpture and swim through the math.

## Tongue Twister for Your Eyes

August 3rd, 2022

Does this picture look right to you, or does something seem a little strange about it the more you read the words? Read on to see why this optical illusion trips up your brain and eyes – and do the colorful math!

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