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Saffron and paella
Algebra Number Sense Math and Science Math and Food
In order to cook Paella (a delicious Spanish rice dish) I needed to buy Saffron spice.  It was hugely expensive.  So, I've decided to start a business of growing saffron and becoming immen...
patterns rates 7.RP 8.SP 5.OA Excel 6th 7th 8th HS 5th profit HSS HSN food

The growth of Godzilla
Algebra Number Sense Geometry Data and probability
Image from Kris Holt: http://www.policymic.com/articles/76357/the-scary-way-godzilla-has-evolved-through-the-years-in-one-chart The new Godzilla movie is out at theaters.  ...
similar figures Scatter Plot movies 7.G.1 5.G.1 HSS-ID.B.6 8.SP.1 Growth 7th 8th HS 5th similarity Unit rate linear equations linear relationships

An ounce of cola
Number Sense Math and Food
Which is more expensive; gasoline? milk? or cola?  Students calculate the per ounce cost of each of these liquids in a story about a man doing errands.  After finding the per ounce price, ...
Data and Probability proportion ratio 6.RP.2 6.RP.3 rates 6.NS.3 6th 7th 5th unit pricing gasoline per ounce cola per ounce milk per ounce sale Unit rate

Cost of light bulbs

Algebra Number Sense Math and Science Math and Social Studies Ratio and Proportion Data and probability
 This activity has been updated (2026). See the new activity here:https://www.yummymath.com/post/light-bulb-cost-comparison/ There's a lot of misinformation out there about the cost to consu...
Unit rate estimation environment 6.EE.9 6.RP.3 rates 5.NBT.7 6.EE.1 6.NS.3 8.EE.8 Earth day 6th 7th 8th HS 5th 5.NBT.3 HSF.IF.C.7.B HSA.REI.C.6 climate change slope linear relationships

The Blue Marble
Geometry Math and Science Holidays and Annual Events
  April 22nd is Earth Day. Use this activity to demonstrate the various mappings of our 3-d Earth to a 2-d piece of paper. Students compare maps with this famous photo and check to see which...
geometry 6.G 7.G comparisons nets mapping 3-d representations Earth day 6th 7th 8th HS HSG-GMD.B HSG-MG.A

Mom's matzo ball soup
Number Sense Math and Food Holidays and Annual Events
 Passover is one of the three high holidays in the Jewish calendar and celebrates the Exodus of Jews from slavery in Egypt. Let your students review fractions in this investigation on tripling my...
Fractions Recipe 6th 5th 3rd 4th fraction operations Passover matzo balls

Green, green river
Algebra Number Sense Holidays and Annual Events Ratio and Proportion
During the St. Patrick's Day parade in Chicago, the local plumbers union dyes the Chicago River emerald green. Students learn what PPM (parts per million) means and  attempt to figure ...
Data and Probability proportion ratio percent Unit rate estimation Volume 5.MD 6.RP 6.G 7.RP 7.G 6th 7th 5th St. Patrick's Day

Shamrock Shake
Number Sense Math and Science Math and Food Holidays and Annual Events
For Saint Patrick's Day add a little nutrition math to your celebration.  In this post we look at calories, carbohydrates, sugars, fats, and proteins to decide what would be left for our day's ...
percent data analysis estimation food nutrition 6.RP 6.SP 7.SP 6th 7th 5th St. Patrick's Day

Scoring Olympic ski jumping
Number Sense Geometry Sports
The scoring rubric for each of the Olympic events is intended to eliminate the possibility of scoring bias from the judges.  Let your students learn more about the scoring of one event and deci...
Data and Probability 5.NBT 6.NS 7.NS 6.EE 7.EE 5.OA HSA-CED 6th 7th 8th HS 5th Olympics ski jumping scoring data analysis integer

Which TV is the Best Deal?
Number Sense Geometry
Check out the TVs.  All have essentially the same features, only the size of the screen varies.  Which TV do you think is the best deal? Explore area and unit pricing to determine which H...
Unit rate area TV 6.RP.3 5.NBT.7 6.G.1 5.NBT.5 6th 7th 5th 4th 4.MD.3 multiplication diagonal shopping similar figure
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