# Tag: HSA-CED

## This shoe is huge!

In this activity student need to use a shoe size chart, patterns or linear modeling to try to figure out what size this shoe must be.  Then they try to estimate how tall this person must have been.

How long would it take you to double your invested money. Students look at different percent rates and calculate (and realize) how long doubling takes.

## Summer Solstice, the longest day

In this activity, students compare length of daylight to place latitude while studying the correlation, evaluating Excel generated formulas, and appreciating the significance of this date.

## It’s almost summer now

How much water should you drink? How much pee is in this pool? How has the presence of lyme disease changed? Which is the best drink deal at the fair?

## Spring and Easter ideas – 6 activities

Dyeing eggs with food coloring – Students use the chart on the back of a food dye package to compare the strangely different recipes listed for coloring a cake, icing, or dyeing eggs. They look for and create equivalent ratios…

## Mardi Gras and Presidents’ Day

How much are US presidents paid? Step graph. Fair?

## Throwing Up 2023

It’s hard to shovel new snow when you have to get your shovel-full over previous snow banks. You have to throw the snow practically straight up. Predict the arc of your shovel throw with a parabola and refine your formula by manipulating the parabolic factors.

Here comes Black Friday, Small business Saturday, Cyber Monday and Giving Tuesday.  It’s a crazy time of year.  Use all of that shopping to educate your students about good deals and how shoppers can be fooled. Is this really 70%…

## Hurricanes, Typhoons, and Cyclones

This week Hurricane Fiona caused major damage to Puerto Rico, the Dominican Republic and the Caribbean, This is the season for increased cyclonic activity around the globe.  How are hurricanes, typhoons, and cyclones related? There is a measurement called the Accumulated…

## How much caffeine are you consuming?

We asked students to examine the sources of caffeine in their diets and calculate the number of servings that they actually consume.

## The odds of horse race betting

Rich Strike surprised everyone at the Kentucky Derby horse race in early May by moving from 18th place at the half-way mark (out of 20 horses) to winning the race. Churchill Downs, the track in Kentucky where the race took place, paid out \$81 for every dollar that was bet for Rich Strike to win.  How do they figure that?

## What is my best gasoline option?

Should I pay the membership fee and get BJ’s gasoline?  Should I just buy the cheaper gas at Sheetze? Students figure out the best deals with a membership fee, a loyalty credit card, or just the cheapest gas around. They create linear equations and find out for which amounts of gas would cost differences be the greatest and at what amount of gas would their costs be the same. And more …

## Bowl by the hour or the game?

Students consider the posted pricing of this bowling alley. What must they consider when choosing how to pay? What do you expect will be the best deal? How do you know?

## Which sale would you rather use?

In this short activity, students decide if these two sales are the same. If not, which is better? How would you explain this to someone?

## Need to rent some chaise lounges

Here’s the rental sign. How much will 6 lounges and 2 umbrellas cost?