# Tag: graphing

## It’s tick time again … and Lyme disease

Spring is the start of tick encounters. Help students study the prevalence of Lyme disease in the US; in their own state; and methods for preventing it. What are your odds of contracting Lyme disease?

## Should I replace my toilets?

I’m trying to be more savy about wasting our resources.  I have really old fashioned toilets and I’m trying to figure out if I should invest in saving water.  Can you help me? The activity:  PottyTalk.pdf CCSS: 8.F.3, 8.F.4, 8.F.5, HSF.IF.B.4, HSF.IF.B.6, HSF.IF.C.7, HSF.IF.C.9, HSF.LE.A.2, HSF.LE.B.5

## A parametric heart … with love

Students use parametric equations and simple trig functions (using unit triangles) to create a really nice heart. https://www.yummymath.com/2015/a-parametric-heart-with-love/ HSG.SRT, HSF.TF

## Cost of a gallon of gas

In 1950, one gallon of gasoline costs \$0.27.  Today the prices are going down but are they as low as they were in 1950?  Or could \$0.27 buy more in 1950? In this activity we begin to understand the relative…