Last puzzle of the year - The last day of this year, December 31st, 2023, has something special about it. Do you notice anything about the numbers of this date? (Hint, Try differen...

Yummy Math

27.12.2023

A geodesic icosahedron, the Times Square New Year’s eve ball – Yummy Math

A geodesic icosahedron, the Times Square New Year’s eve ball - What does truncation mean? How is the Times Square Ball related to an icosahedron? Let students learn about the crystals and the LEDs that create this bea...

Yummy Math

25.12.2023

Is 2024 a special number? – Yummy Math

Is 2024 a special number? - Students are introduced to some esoteric number categories. While checking out the number they practice reducing fractions, reviewing bases, using formula...

Yummy Math

20.12.2023

Thank you and goodbye – Yummy Math

Thank you and goodbye - We first published YummyMath in March of 2010. Now, as of December 31, 2023 (almost 14 years later) we need to say goodbye and thank you for your support...

Yummy Math

17.12.2023

Before the Holidays (16 activities) – Yummy Math

Before the Holidays (16 activities) - We have tons (well, 16) of activities to bring to your class in this last week before the holiday break. Movies, science, art, cooking, economics, weather...

Yummy Math

13.12.2023

Winter Solstice 2023 + 6 more winter activities – Yummy Math

Winter Solstice 2023 + 6 more winter activities - How is the amount of darkness now related to your location on Earth? Relating the Winter Solstice to where you live. Read more →

Yummy Math

10.12.2023

Holiday Movies – Yummy Math

Holiday Movies - Which movie do you think is the highest grossing holiday movie of all time? Students analyze holiday movie data. They will round, estimate, compare, calcu...

Yummy Math

06.12.2023

Will I pay less if I buy more? – Yummy Math

Will I pay less if I buy more? - In this activity, when you spend more than the three cut-off points you get a greater discount. What amounts should you not spend? Should you spend more ...

Yummy Math

03.12.2023

Starbucks sales and nutrition – Yummy Math

Starbucks sales and nutrition - It's a good time to give students some authentic math on a topic they probably will be interested in ... Starbucks beverages. We ask and answer a few que...

Yummy Math

29.11.2023

Hanukkah is almost here! – 3 activities – Yummy Math

Hanukkah is almost here! – 3 activities - Three great activities to play and learn about Hanukkah. Soda displays, Hebrew calendar, and relating two recipes for their healthiness.Read more →

Yummy Math

26.11.2023

What does my wreath symbolize? – Yummy Math

What does my wreath symbolize? - Students learn about the source of the peace sign. They play with semaphore images to design their own logo. They investigate the number of semaphore sig...

Yummy Math

19.11.2023

Consumer Spending 2023 – Yummy Math

Consumer Spending 2023 - Consumers in the U.S. spend a lot of money. In this activity we look at historical data to see if there are any patterns in our spending. How does our ho...

Yummy Math

19.11.2023

Thanksgiving, football, shopping and giving – Yummy Math

Thanksgiving, football, shopping and giving - Thirteen provocative activities for this holiday season of Thanksgiving, football, and shopping.Read more →

Yummy Math

15.11.2023

Greetings from our future owner, Soo Yeon – Yummy Math

Greetings from our future owner, Soo Yeon - Soo Yeon is a Mathematics teacher at an international school in Asia and has be an avid user of YummyMath. Formerly she was a chemical engineer and share...

Yummy Math

12.11.2023

What is a quantum dot? – Yummy Math

What is a quantum dot? - Students learn about nanotechnology and why it works by looking closely at surface area and its comparison to volume. Hopefully they will begin to unders...

Yummy Math

08.11.2023

Veterans Day, 2023 – Yummy Math

Veterans Day, 2023 - Population and Density maps of where Veterans live. What can you observe? What do you wonder? How do they compare?Read more →

Yummy Math

05.11.2023

2023 World Cup Cricket – Yummy Math

2023 World Cup Cricket - In this activity students learn about the game; calculate the number of matches that must be played; and try to reason how to count the matches in a more ...

Yummy Math

01.11.2023

DST time ends November 5th – strange happenings – Yummy Math

DST time ends November 5<sup>th</sup> – strange happenings - In this activity students try to figure out how time settings will change as they move from place to place and what variables are involved in the daylight...

Yummy Math

29.10.2023

Yummy Pumpkin Pie – Yummy Math

Yummy Pumpkin Pie - 23 people are coming to my house for pumpkin pie and a hike. How many pies should I make? How much of each ingredient will I need? What quantities should...

Yummy Math

25.10.2023

14 ideas for Halloween – Yummy Math

14 ideas for Halloween - We have 14 great activities to use in your class as we near Halloween. Candy sales; Participation in activities; Creating a sheet ghost costume; Bats; Fi...

Yummy Math

22.10.2023

How many Americans (and their pets) participate in Halloween? – Yummy Math

How many Americans (and their pets) participate in Halloween? - Surveys show that more and more people are involved in and spending on Halloween activities. If the percent of Americans participating continues at this p...

Yummy Math

18.10.2023

Vampire bats + Mosquito eating bats – Yummy Math

Vampire bats + Mosquito eating bats - Two activities. Vampire bats = We've given lots of interesting metric and customary unit facts and asked students to relate those sizes to more familiar o...

Yummy Math

16.10.2023

YummyMath will Continue! – Yummy Math

YummyMath will Continue! - YummyMath will continue with a new owner after January 1, 2024.Read more →

Yummy Math

16.10.2023

Heating with wood – What’s a cord? – Yummy Math

Heating with wood – What’s a cord? - Students get a visual and geometric understanding of the measurements and shapes of a cord of wood while using the relative size of a ruler in various ima...

Yummy Math

13.10.2023

Indigenous Peoples or Columbus Day – Yummy Math

Indigenous Peoples or Columbus Day - Two activities - Students calculate how large Columbus must have thought the circumference of the Earth was if he reached the East India when he landed in...

Yummy Math

13.10.2023

Will this be an El Niño winter? – Yummy Math

Will this be an El Niño winter? - Students study charts that show variations from normal sea surface temperatures during El Niño years. They get the chance to more fully understand these e...

Yummy Math

13.10.2023

Nobel Prizes – Yummy Math

Nobel Prizes - The Nobel Prizes have just been awarded. Alfred Nobel was a chemist, engineer, inventor, and businessman. He left most of his fortune to endow 5 prizes ...

Yummy Math

13.10.2023

More Population Pyramids – Yummy Math

More Population Pyramids - The population pyramid above shows the distribution of the World by ages and sex for each continent. How can that information help you put your vision of ...

Yummy Math

13.10.2023

Lego Fireman + – Yummy Math

Lego Fireman + - Students use our lego measurements to underestimate and over estimate this giant firefighter's construction time and LEGO block quantity. Then students a...

Yummy Math

13.10.2023

Huge Alaskan Vegetables – Yummy Math

Huge Alaskan Vegetables - The growing season in Alaska is short, but, farmers are able to grow 75 pound cabbages, 100 pound kales, and 1,000 pound pumpkins. How do they do that? ...

Yummy Math

20.09.2023

U. S. Open Tennis Tournament prizes have been awarded – Yummy Math

U. S. Open Tennis Tournament prizes have been awarded - Students ponder the amounts for various wins, they will work with patterns, use number sense, reasoning, and have the opportunity to model real-life situa...

Yummy Math

17.09.2023

Autumnal Equinox 2023 – Yummy Math

Autumnal Equinox 2023 - Saturday, September 23, 2023 at 06:50 UTC (2:50 am EST), will be the Autumnal Equinox. It is the time of year when an imaginary plane would pass through ...

Yummy Math

13.09.2023

The Moroccan Earthquake and the Richter scale – Yummy Math

The Moroccan Earthquake and the Richter scale - Friday evening, September 8th, a powerful 6.8 magnitude earthquake hit Morocco southwest of Marrakech. What does a 6.8 magnitude earthquake mean? How po...

Yummy Math

10.09.2023

Little Amal walks across the United States – Yummy Math

Little Amal walks across the United States - Little Amal's plight as a 10-year old Syrian refuge is a powerful story to see and speak about as students calculate this giant puppet's components and tr...

Yummy Math

07.09.2023

Will the Barbie movie out-perform Avatar at the box office? – Yummy Math

Will the Barbie movie out-perform Avatar at the box office? - Do you think that Barbie can out-earn Avatar? Students study the numbers, recognize the need for an inflation adjustment, get to share their observations...

Yummy Math

04.09.2023

Justin Verlander’s lunch bill – Yummy Math

Justin Verlander’s lunch bill - In the 2017 World Series, the Houston Astros beat the Los Angeles Dodgers and went on to play (and lose to) the Boston Red Sox in the finals. Evidently t...

Yummy Math

30.08.2023

Hurricanes again … – Yummy Math

Hurricanes again … - Updated In this updated hurricane activity, we've ask students to examine the Saffir-Simpson hurricane wind scale and consider what other elements besides...

Yummy Math

29.08.2023

PayPal payment button should be working now. – Yummy Math

PayPal payment button should be working now. - ShareRead more →

Yummy Math

27.08.2023

Jock tax 2023 – Yummy Math

Jock tax 2023 - In this activity students consider the remarkable differences in state taxes that high paid pro athletes have to pay. Students determine how much more mon...

Yummy Math

23.08.2023

Monarch’s are flying south again – Yummy Math

Monarch’s are flying south again - In mid-August and early September, the Monarch butterflies begin their annual migration south to more moderate climates to hibernate and overwinter. In t...

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Yummy Math - Science

Last puzzle of the year – Yummy Math

A geodesic icosahedron, the Times Square New Year’s eve ball – Yummy Math

Is 2024 a special number? – Yummy Math

Thank you and goodbye – Yummy Math

Before the Holidays (16 activities) – Yummy Math

Winter Solstice 2023 + 6 more winter activities – Yummy Math

Holiday Movies – Yummy Math

Will I pay less if I buy more? – Yummy Math

Starbucks sales and nutrition – Yummy Math

Hanukkah is almost here! – 3 activities – Yummy Math

What does my wreath symbolize? – Yummy Math

Consumer Spending 2023 – Yummy Math

Thanksgiving, football, shopping and giving – Yummy Math

Greetings from our future owner, Soo Yeon – Yummy Math

What is a quantum dot? – Yummy Math

Veterans Day, 2023 – Yummy Math

2023 World Cup Cricket – Yummy Math

DST time ends November 5th – strange happenings – Yummy Math

Yummy Pumpkin Pie – Yummy Math

14 ideas for Halloween – Yummy Math

How many Americans (and their pets) participate in Halloween? – Yummy Math

Vampire bats + Mosquito eating bats – Yummy Math

YummyMath will Continue! – Yummy Math

Heating with wood – What’s a cord? – Yummy Math

Indigenous Peoples or Columbus Day – Yummy Math

Will this be an El Niño winter? – Yummy Math

Nobel Prizes – Yummy Math

More Population Pyramids – Yummy Math

Lego Fireman + – Yummy Math

Huge Alaskan Vegetables – Yummy Math

U. S. Open Tennis Tournament prizes have been awarded – Yummy Math

Autumnal Equinox 2023 – Yummy Math

The Moroccan Earthquake and the Richter scale – Yummy Math

Little Amal walks across the United States – Yummy Math

Will the Barbie movie out-perform Avatar at the box office? – Yummy Math

Justin Verlander’s lunch bill – Yummy Math

Hurricanes again … – Yummy Math

PayPal payment button should be working now. – Yummy Math

Jock tax 2023 – Yummy Math

Monarch’s are flying south again – Yummy Math

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