tags: estimation

tags: estimation
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Giant beach towel

Geometry Math and Art Ratio and Proportion 3-act tasks Data and probability Wow factor
Beaches are starting to open again. Bring summertime smiles and hopes to your class with this activity.  Towel project by Misael Soto. Act One: Check out this beach towel!  Wh...

March Madness - Does seeding really matter?

Number Sense Sports Current events Ratio and Proportion Data and probability
  March Madness, the big 68 team college basketball tournament, will now take over our TV viewing during the weekends of March. School and office friends are filling out brackets. ...

Throwing Up 2023

Algebra Geometry Math and Science
This year, Buffalo, New York, has had more than 100 inches of snow this winter. We imagine that the height of the tunnel to people's homes is getting pretty high. It's hard to shovel new snow when y...

Earth's perihelion with the Sun

Algebra Math and Science Holidays and Annual Events Ratio and Proportion Data and probability
Today, Wednesday, January 4th, 2023, Earth will be as close as it gets to the Sun during its orbit. Shouldn't that make this the warmest time of the year? In this activity students become fam...

How many feet of lights should I buy for my tree?

Algebra Number Sense Geometry Holidays and Annual Events 3-act tasks
Check out our Christmas Tree! We need to buy lights for the tree.  Without calculating, guess how many feet of lights we will need. What information would help you t...

Do I have enough wrapping paper?

Algebra Number Sense Geometry Holidays and Annual Events 3-act tasks
In this problem based activity students first guess and then try to calculate whether they will have enough paper to wrap this present without taping pieces of wrapping paper together. Con...

Lots of Cranberries

Geometry Math and Food Holidays and Annual Events Ratio and Proportion
 The harvest must be nearing completion now and growers are selling their product to make cranberry juice, jelly, sauce, and of course, fresh berries in time for Thanksgiving. In this activit...

The size of chocolates

Number Sense Geometry Math and Food Holidays and Annual Events
In this activity students assume that all of our pieces of chocolate are about the same thickness and proceed to approximate their volumes by comparing only their surface areas.  Consider sh...

How many gumballs are there?

Number Sense Geometry Math and Food Data and probability
Gumball Machine Problem from Brian Marks on Vimeo This problem is a little puzzle to get your students thinking, estimating, and calculating. We've given you a pdf file w...

Willy Makeit or Betty Wont

Number Sense Geometry Ratio and Proportion Funny Wow factor
I have to go to the bathroom pretty badly. I have to admit that I have been holding it in for a while.  Finally!  I see a bathroom sign!  Wait ... it is in kilometers?  How...
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