Students set up a classroom currency exchange and explore the idea of bartering to get what they want. They create a monetary unit that is based on fractions and multiples of a standard unit, and compare this system to the U.S. monetary...

Students take a tour of a produce department in a grocery store. They explore the concepts of money and a budget. They complete problem solving activities and taste different fruits and vegetables.

Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.

Fifth graders read postcards and find their locations on maps. They use the pictures and text on the postcards to write about imaginary vacations. They compute the mileage and compare it to TripMaker data.