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.
Doubling your money
Tag: HSA-SSE
Weird wing prices
Clicking on this image will show it larger in a new window. Danny’s Wok in Philadelphia has a huge price list for ordering their famous chicken wings. Why did they write the prices this way? Do you see a pattern?…
Fireworks on your calculator
Students practice moving parabolas and making them higher or skinnier to make a great fireworks display
My teacher says this stream is parabolic. Is he correct?
Instead of asking students to just believe what you’ve said, why not ask them to verify your assertions? Students plot the points of the stream, perhaps map them with an equation generated by Excel or their calculator, and then use…