Interactive
CK-12 Foundation

Compound Interest per Period: Credit Card Payment

For Students 10th - 12th
Credit cards can be convenient, but are they worth it? Future consumers learn about compound interest and credit card payments. They use an interactive to create a table that shows the remaining balance after each month.
Interactive
Curated OER

Elbow Room - Exploring Population Density

For Students 6th - 12th
In this population worksheet, students click on the links and research the internet about population, land, and government. Students answer 16 short answer questions including making spreadsheets.