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Saffron and paella

Algebra Number Sense Science 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

An ounce of cola

Number Sense 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 Science Social Studies Ratio and Proportion Probability and Statistics

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

Green, green river

Algebra Number Sense Holidays 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 Science Food Holidays

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

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

HDTV Surprise!

Number Sense Geometry

How were your holidays? Your school vacation? Mine was good. I surprised my family with this HDTV, which I wrapped and hung on our wall. The size of an HDTV is determined by ...

proportion ratio Pythagorean Theorem scale 7.G.1 HDTV 7.RP.3 8.G.7 7th 8th HS HSG-SRT.C.8

Nobel prize in physics 2013

Algebra Number Sense Science Ratio and Proportion

François Englert and Peter W. Higgs François Englert and Peter W. Higgs were jointly awarded the Nobel Prize in Physics 2013 for the theory of how particles acquire mass. In 1964, they...

Data and Probability mean standard deviation speed of light 6.RP 7.RP 6.SP 7.SP 6th 7th 8th HS S-ID

California wildfire

Number Sense Geometry Science

Wildfires are burning in the Sierra Nevada Mountains near Yosemite National Park. In this activity we ask students to examine various maps of this California region, calculate distances us...

Data and Probability measurement scale 7.G.1 ratios 7.RP.3 5.NF 6.G.1 6th 7th 8th 5th area

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