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USPS needs help!
Algebra Number Sense Social Studies Current events Probability and Statistics
The U.S. Postal Service has been in the news lately.  Does it seem like your mail takes longer to reach where you have sent it now?  Do you wonder why there are delays and whether things w...
5.NBT 6.NS 4.MD 5.MD 6.RP 6.SP 5.OA 6th 7th 8th HS 5th 4.OA unit ratios trends 7.RP.A 4.NBT USPS

Leslie's socially-distanced party

Algebra Geometry Science
I risked infecting my friends or becoming infected myself by throwing a very small socially-distanced party.  I served baked appetizers, disinfectant wipes, and latex gloves.  I cooked whi...
trigonometry 5.MD 6.G 7.G 8.G 6th 7th 8th HS 5th HSG HSF.TF separation social distance

Mixing colors with food dye
Number Sense Food Holidays Art
It's time to dye eggs! What do you wonder about these recipes (See the activity) for coloring? What would happen if I used the wrong recipe (i.e. cake mix instead of egg ...
Data and Probability proportions 5.NF 6th 7th 5th 4.NF 6.RP.A 7.RP.A saturation hue shade Easter

Wanna work for Uber?
Number Sense Social Studies Ratio and Proportion
  I received two ads for working for Uber. What do you notice and wonder?  Why are the ads different?  Is it the same rate?  If not which is the best deal?  Why?  ...
ratio rate 6.RP.2 6.RP.3 6.RP.1 6th 7th HS

The Forever Roll
Algebra Number Sense Geometry Ratio and Proportion Funny
  That's a big roll of toilet paper!  Why would anyone need such a big roll of toilet paper?  How does it compare to Charmin's other toilet paper products? If this roll lasts for...
ratio rates 6.RP 7.RP 6.SP 7.SP HSS.IC 8.F 5.OA 6th 7th 8th HS 5th correlation HSM advertising tricks

How should I cook my turkey?
Algebra Number Sense Food Holidays
Should I oven bake it, deep fry it or barbecue and smoke it?  When do I have to wake up to begin preparations? How long will the cooking take?  How much will it cost?  How ma...
Data and Probability Recipe 6.RP.3 ratios Thanksgiving 5.NBT.7 7.NS.3 6.NS.3 4.MD.2 6th 7th 5th 4th 4.MD.1 7.RP.A unit ratio pounds per person Turkey cooking

Operation Gratitude – Halloween candy buy back
Algebra Number Sense Social Studies Food Holidays Ratio and Proportion Probability and Statistics
    This is a great idea! Motivate kids to get rid of all of that candy for a good cause. Operation Gratitude and dentists are encouraging healthy eating, motivated giving, an...
Data and Probability ratio division measurement Halloween decimal 6.RP.2 6.RP.3 6.RP.1 5.NBT.7 5.NBT.5 5.MD.1 6th 7th 5th 5.NBT.4 5.NBT.6 multipication candy

Does it pay to get educated?
Number Sense Social Studies Ratio and Proportion Probability and Statistics
 This activity is currently being updated…stay tuned! (May 2026)   Why should students do well in school, graduate high school, or go on to college?  In this activity median e...
bar graph data analysis 6.RP.3 6.SP.5 6.SP.3 7.SP.4 6.NS.3 6.SP.4 MP1 MP3 comparisons 5.NBT.5 6th 7th 8th 5th Math and Social Studies Number Sense Ratio and Proportion 4.OA.2 4.OA.2

Who's going back to school?
Algebra Number Sense Social Studies Ratio and Proportion Probability and Statistics
Students look at the past and present populations of the U.S. and the past and present population of school attendees to calculate the percentage of the population that are enrolled in K-12 school...
ratio percent data analysis percent increase 6.RP 7.RP 6.EE 7.EE 6.SP 7.SP 6th 7th 8th

What's the answer?
Algebra Number Sense Current events
Image by Twitter user @pjmdoll.  Math doesn't usually create a buzz on Twitter.  This past week this post did just that.  People argued online about whether the answer was 16 or...
5.OA 6th 7th 8th HS 5th HSA.SSE.A.1 order of operations PEMDAS BOMDAS 1 6.EE. 5.OA.1

Bears Ears revisited
Social Studies Current events Probability and Statistics
There is some beautiful land in Utah that was changed last year from federally protected land to Utah overseen land.  The buttes of Bears Ears (shown above) and the surrounding territory cont...
percents reading charts ratios MP3 6th 7th 8th HS 6.RP.A 7.RP.A percent change HSS-ID.A HSF.IF.C implications history

Spiraling squares - compass and straight edge
Algebra Number Sense Geometry Holidays Art
Can you see the many spirals in this design? Students calculate the size of each increasing round of squares and consider what sort of spirals these must be. Work...
Pythagorean Theorem math art 7th 8th HS HSG 8.G.B irrational numbers HSG.CO spirals endofyear art
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