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Thank you, mother and father, for all of those diapers (Updated)
Algebra Number Sense Holidays Algebra Number Sense Holidays
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...
6th 7th 8th 6.EE.9 7.EE.4 8.EE.8 8.F.4 8.F.2 MP7 MP8 linear equations linear relationships graphing graphing linear relationships inflation diapers Mother's day father's day 6th 7th 8th 6.EE.9 7.EE.4 8.EE.8 8.F.4 8.F.2 MP7 MP8 linear equations linear relationships graphing graphing linear relationships inflation diapers Mother's day father's day

Cost of light bulbs (Updated)
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...
slope graphing linear relationships linear relationships Earth day environment rates 6.RP.3 6.EE.9 6.NS.3 7th 8th 6th

Hybrid, Electric or Gasoline
Algebra Number Sense Probability and Statistics
 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...
6.RP 7.RP 7th 8th 8th HS 8.EE.C systems of equations environment finding equations linear equations slope graphing graphing linear relationships graphing equations to find solution

College Costs Keep Going Up
Algebra Number Sense Ratio and Proportion Probability and Statistics
 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 ...
7th 8th HS 8th Scatter Plot line of best fit linear equations nonlinear linear graphing graphing lines data analysis analyzing data college college costs modeling mathematical modeling 7.RP 8.SP.3 HSS-ID.B.6 8.SP.1 8.SP prediction

C and F
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...
7th 8th 9th 8.F.B.4 8.F.A 8.EE.C 7.RP.A.2 linear equations linear relationships graphing linear relationships temperature conversion

A Parametric Heart
Geometry Holidays 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...
trigonometry circle graphing sine cosine Valentine's Day valentine parametric equations HSF.TF HS HSG.SRT unit circle

Chocolate Milk Account

Algebra Number Sense 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...
8.EE HSA-CED 6th 7th 8th HS 7.RP.A 7.EE.B food linear equations reading graphs slope rate of change graphing linear relationships freesample

Median age of country populations
Number Sense Social Studies Ratio and Proportion Probability and Statistics 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...
median 6.SP 7.SP MP2 MP3 HSS.IC 6th 7th 8th HS HS.modeling HSS-ID central tendency demographics median ages world population population trends

Total lunar eclipse
Geometry 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...
time zones 4.MD 5.MD 6.G 7.G MP1 8.G 6th 7th 8th HS 5th 4th HSG MP4 reading graphics shadows light refraction

Inflation and the cost of gasoline
Algebra Number Sense Science 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...
Data and Probability graph 5.G.1 5.G.2 5.NBT.7 6.NS.3 MP3 MP.4 graphing 6th 7th 5th MP5 Current value pricing inflation rate Excel charts decimal multipication gas money Finance

Refugees from Ukraine
Number Sense Social Studies Current events Probability and Statistics
We are hearing a lot about the war in Ukraine. Civilian Ukrainians are fleeing the war zone in order to remain safe and find food and housing.  How do these numbers compare with other tragic ev...
5.NBT 6th 7th 8th HS HSF 4.NBT reading graphics Ukraine interpreting graphics

Beijing Olympic Schedule 2022
Number Sense Sports Holidays Current events Probability and Statistics
The Winter Olympics begins this week in Beijing. Wikipedia had this schedule of events. We think that there is a lot of information missing and apparent in this graphic. What can you tell, wha...
3.MD 4.MD 5.MD 6.SP 7.SP 8.F 8.SP 6th 7th 8th HS 5th 3rd 4th Olympics HSF HSS-ID 6.MD 7.MD reading graphics
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