Drill Bit Fractions
In this updated activity, students explore how drill bits are measured using fractions of an inch. They will use equivalent fractions to compare drill bit sizes, fill in missing numerators, and ...
3-act tasks
Genres
Grade
Mother's Day
Algebra
Number Sense
Geometry
Math and Social Studies
Math and Food
Holidays and Annual Events
Math and Art
Current events
Ratio and Proportion
3-act tasks
Data and probability
Funny
Wow factor
How much do we spend on Mother's Day - Use the Mother's Day event to engage your students in approximating, reasoning, and investigating as students estimate how mu...
Giant beach towel
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...
How many feet of lights should I buy for my tree?
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?
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...
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. Ask students for their gut reaction about which sl...
Man paid in 500 pounds of greasy pennies!
Algebra
Number Sense
Math and Social Studies
Current events
Ratio and Proportion
3-act tasks
Data and probability
A man from Georgia, Andreas Flaten, finally received his last paycheck from his disgruntled employer. He had been owed that last check for several months and was having difficult...
The new largest Lego set ever - The Roman Colosseum
Note: This is a remake of our 2014 and 2017 activities "How Much Does a Lego Cost?".
How much could the Roman Colossem Lego set cost ?
Student first make a guess and then think about what ...
Candy deals
Number Sense
Math and Food
Holidays and Annual Events
Ratio and Proportion
3-act tasks
Data and probability
We found big mixed bags of candy at really good prices ... we think.
Students are asked to decide which would be the best deal and the worst deal on candy. They can also create t...
Tiny vacuum with a huge reach
From the vacuum description and advertisement in the PDF, how long do you think its cord must be?
Thanks to Brian Shoemaker, Newton, MA teacher, for the idea and pictures.