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What is Artemis 1 and when will it launch?
What is Artemis 1 and when will it launch?

Credit: (NASA/Joel Kowsky) 50 years ago we landed on the moon. We've established a space station and flown astronauts and guests to live there. Private industries have created...

Number Sense Geometry Grades 4–HS
Hexadecimal coloring
Hexadecimal coloring

Probably most of us have heard of and even used hexadecimal color codes. Don't you wonder why their number descriptions really make sense? In this activity we first...

Number Sense Geometry Grades 4–HS
Where should I drop my puck
Where should I drop my puck

Act 1 - Give students time to view the game board above or give them our one-page activity. The above picture is larger when you click on it....

Algebra Number Sense Grades 5–HS
Mallie's latest Big Burger
Mallie's latest Big Burger

It's time to treat your students to ratios, proportions, fractions and BIG BURGERS! In this activity students explore the ratio of the various ingredients in the world's largest...

Algebra Number Sense Grades 4–6
Gauss and our star of stars
Gauss and our star of stars

How many stars are in this image and how did you count them? For Adventurer members we have a teaching suggestions and our solution sheet.

Number Sense Geometry Grades 2–6
How old are you?
How old are you?

We usually give our ages in years, but that isn't very precise is it? In this activity students find their age in days, hours and minutes. First students...

Algebra Number Sense Grades 3–5
Why isn't the World Cup happening now?
Why isn't the World Cup happening now?

The World Cup Finals is only played every 4 years but isn't it always in June? The World Cup Finals 2022 will be played in Qatar from November...

Algebra Number Sense Grades 5–HS
The odds of horse race betting
The odds of horse race betting

Rich Strike surprised everyone at the Kentucky Derby horse race in early May by moving from 18 th place at the half-way mark (out of 20 horses) to...

Algebra Number Sense Grades 4–HS
Happy Friday the 13th!
Happy Friday the 13th!

Don't worry, 13 is a Happy number! Students learn a new function and test whether a number is Happy or Sad.

Algebra Number Sense Grades 4–HS
Banana Art
Banana Art "Comedian"

What do you think this activity might be about? What do you wonder? How much would you pay for this piece of art? How much profit is involved...

Algebra Number Sense Grades 5–HS
How big of a crepe can you make?
How big of a crepe can you make?

At Costco you can buy this huge tub of n utella . It contains nearly 7 pounds of chocolaty-hazelnut spread. We use n utella to make banana/n utella...

Algebra Number Sense Grades 4–7
Mental math tricks - part 2
Mental math tricks - part 2

36 x 25 = 900 480 x 25 =12,000 924 x 2.5 = 2,310 Can you see any tricks for doing these calculations in your head? An editable...

Algebra Number Sense Grades 4–HS