tags: Phi

tags: Phi
We found 25 post available for you

Thank you, mother and father, for all of those diapers (Updated)

Algebra Number Sense Holidays and Annual Events
Which is a better deal, cloth or disposable diapers?  How much did you cost your parents in diapers?  In the future, how much could your kid's diapers cost?  Help students realize all t...

Cost of light bulbs (Updated)

Math and Social Studies Ratio and Proportion
With incandescent and halogen bulbs banned since 2023, students compare CFL, LED, and Smart LED bulbs, calculate energy use in kilowatt-hours, and determine which bulb is the better deal over time.&nb...

Hybrid, Electric or Gasoline

Algebra Number Sense Data and probability
 Gas prices are up, EVs are everywhere, and hybrid technology keeps improving!So which car is better? Which car would you/your family choose? Students compare the latest prices (updated) of a hyb...

College Costs Keep Going Up

Algebra Number Sense Ratio and Proportion Data and probability
 College costs keep rising, and it can be hard for students to grasp just how much four years of school might add up to. This updated activity gives students real data and guides them to explore ...

C and F

Math and Science Any time math
This activity begins with exploring connections among a few photos to spark curiosity and critical thinking in the starters, before diving into the main activity where students will wo...

A Parametric Heart

Geometry Holidays and Annual Events Math and Art
♥♥♥♥♥♥♥♥ In this updated activity, students will explore parametric equations to graph a heart shape using sine and cosine functions. Begin with the starter activity to set the stage (o...

Chocolate Milk Account

Algebra Number Sense Math and Food Ratio and Proportion
🔔 Free Trial Alert! In this activity, students will explore a school milk account where money is deposited and deducted as chocolate milk is purchased over time. But first, start off with the&nbs...

Median age of country populations

Number Sense Math and Social Studies Ratio and Proportion Data and probability Wow factor
Interesting map! Why median? What are the implications?     https://statisticstimes.com/demographics/countries-by-median-age.php Demography is the study of populations. Scientist...

Total lunar eclipse

Geometry Math and Science Current events Wow factor
On the morning of November 8, 2022, many of us will be able to see the last full lunar eclipse until March 2025. Luckily, many of us will be able to see the eclipse pretty close to when we woul...

Inflation and the cost of gasoline

Algebra Number Sense Math and Science Math and Social Studies Ratio and Proportion
 In 1980, one gallon of gasoline costs $1.22.  Today's prices are a lot higher.  Is that because the price has gone up or because in 1980 you could buy a lot more than you can buy today...
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