It's time to crack open that piggy bank and see what's inside. First, count up the pennies, nickels, dimes, and quarters, identifying what fraction of them are dimes. Then calculate the total value of the coins, writing another fraction...

How should a cashier stock a cash register with coins? Learners use mathematical modeling and expected value to determine how many rolls of coins of each type they should place in a cash register.

What one person thinks is a pest may not be a pest to someone else. Here, scholars examine the characteristics of living things and pests through grand conversation and a variety of activities. Class members play a game of pest or not a...

In this interactive JeopardyLab game, with the assistance of a teacher, students can play against each other or in teams to review the content of Third Grade Social Studies. Allow the first team to choose a topic and a point value for a...

Did you know that leaky faucets waste $10 million worth of water? Conservationists perform an experiment and draw best-fit lines to explore how the US Geological Society determined this value.

Design a plan for finding the best health insurance for your money. Learners compare two health plans by writing and graphing piecewise functions representing the plan rules. Using Excel software, they create a technical report...

Who pays more for haircuts, men or women? Given quartile values, learners construct box and whiskers plots and interpret the results. They compare the mean and median, and discuss which is more appropriate under particular conditions....

Your business executives choose which of three equivalent forms of a quadratic equation is the most useful for finding various pieces of information in this task centered on a company's profits.

Memorize these poems to help you remember which US coin is which, and how much each coin is worth. There are several fun poems for each coin.