This book describes the process involved in minting coins and printing paper money and steps taken to prevent counterfeiting.
This book describes the different currencies used in countries around the world.
This book describes the history of American currency, including the introduction of the United States dollar, paper money, and coins. It also defines the functions of the Department of the Treasury and explains counterfeit money.
This book discusses the different ways people have paid for things throughout history, including barter, cash, credit card, checks, wire transfers, and online payments.
Explores economics and provides real world examples and applications.
This book discusses the different forms of money used throughout history.
This book discusses weather and storms, the technology used to track and analyze weather patterns, and related math concepts.
This introduction to forms of transportation discusses how math can be used to figure out the quickest way to get somewhere.
This introduction to sports discusses the many ways math is used in baseball, football, basketball, boxing, NASCAR, and skateboarding.
This introduction to maps explains the scale, using a compass, longitude and latitude, measuring elevation, depth, and astronomical units, and related math concepts.
This book explains how models help us test new designs and to understand living things. The book includes various types of models, such as scale, graphical, conceptual, and computer models, which are used to analyze how we understand different things.
Provides the history of American coins and bills and shows how they have changed over time.
Explores economics and provides real world examples and applications.
Explores how different money is used in different parts of the world.
