For Valentine’s Day, bake a cake. Students calculate base area or volume of cakes made from 2 cake pan sizes and observe how the volume of the cake changes with the increased pan size. This is an activity intended to…
The size of chocolates
In time for Halloween, students assume that all of our pieces of chocolate are about the same thickness and proceed to approximate their volumes by comparing only their surface areas. Encourage them to create overlapping grids and count the fully and partially-covered cells or use the mean radius method.
How many gumballs are there?
Get your students thinking, estimating, and calculating.
Collecting the most candy
Use your student’s Halloween enthusiasm to do a study on volumes. We’ve created an activity that asks students to calculate the volume of candy containers that are silly and intriguing. Skip the cone and the sphere to make this activity…
Penny Wars anew
Students judge from apparent diameters and penny heights, which jar has the most money. Mrs. Mercado had 3 pictures of scales with two jars on each balance. That is another great puzzle.
Do caffeinated drinks have similar amounts of jolt?
We found this interesting caffeine infographic at visual.ly. Wonderings? How many McDonalds coffees do I need to get the same amount of caffeine that I would get in a Starbucks coffee? What is the whole circle worth? How do you know?
First, students need to find the surface area that the M&Ms cover in order to approximate how many M&Ms she needs to finish her cake.
When Brian tried to make the cake, he mistakenly added too much peanut butter. Now all the of ingredients will need to be increased by some percent to insure that the cake maintains appropriate ingredient ratios?
Ramen noodle heist
In 2018, the trailer of a truck filled with Ramen noodles was stolen from a parking lot in Georgia. The trailer contents were valued at $98,000. What do you wonder about this? Is this even possible?
Could $98,000 worth of Ramen even fit in a tractor trailer?
National Donut Day
Two activities to help celebrate National Donut Day
How many donuts is that = huge box of donuts to approximate.
How have donuts changed = torus volume measurements, formula intuition, and algebraic transformation of one formula into a second formula.
Largest coffee, new world record
The world record for the largest cup of coffee was recently set (see picture above). In this activity students explore scale, similar figures, volume and measurement as they estimate the amount of coffee that this record-sized mug holds. Students also…
How many baseballs are in this truck?
To see this poster larger in a new window, click on the image. In 2017, Old Dominion Freight Line offered 2 free tickets to the next 3 World Series to the person who guesses closest to “How many baseballs are…
How long would it take to build this underground house and pool?
The building of this underground house and pool was presented by Cayote Person and his partner, Mark Lavins, on their youtube channel, “Brave Wilderness.” At BraveWilderness.com the business partners post animal and adventure films to promote education and conservation. Here…
Huge Key Lime pie
More for π Day! On a cold and snowy day in Boston, two chefs created a huge Key Lime pie to remind the frozen people of the Northeast how tasty and warm the Keys of Florida are. After you…
Macy’s Thanksgiving Parade 2019
As we get ready for next week’s holiday, students can study a map of the annual Macy’s Thanksgiving Day parade, describe, measure and hypothesize why this route was chosen and then calculate how long each band will be marching…
BIG Snickers bar
Wow! This snickers bar is huge! Act 1 – Big question = How many times bigger than a regular Snickers bar is this? What info would you like to know? How are you going to judge how much bigger this is…