Drinking Water Treatment
This lesson provides an introduction to the treatment of drinking water to remove harmful or distasteful substances. Topics include the history of treatment and a brief listing of treatment processes.
Fossil Fuels: Coal
This lesson provides an introduction to the use of coal as an energy source. Topics include the history of coal usage, applications of coal as an energy source, and major suppliers of coal (the United States).
This lesson provides an introduction to the occurrence and possible risks of household chemical products. Topics include some basic chemistry (how elements combine to form compounds) and how chemicals are classified.
Phenology: The Effects of Climate Change on Ecosystem Health
The article gives a good introduction to how scientists are using plant data to study the effects of climate change.
Changes in Families and Households: 1950-2000
This module teaches students to think about household and family dynamics over time, and to use computer software to access and analyze census data and to produce and interpret simple statistics.
Introduction to U.S. Census Data
This activity provides an introduction to U.S. Census data using American Factfinder.
Race and Ethnic Diversity Among U.S. Families
This module teaches students to think about contemporary race and ethnic diversity in families, to use census data in the sociology of the family, to use computer software to access and analyze census data and to produce and interpret simple statistics.
Imaginary Numbers -- Introduction to Imaginary Numbers
An introduction to the teacher's guide on imaginary numbers.
Inequalities and Absolute Values -- Introduction
Introduction to Chapter 2 of Felder's Algebra 2 Teacher's Guide.
Introduction to Probability
An introduction to a teacher's guide on probability.
Logarithms -- Introduction
The introduction to a teacher's guide on logarithms.
Not Your Mom's Overhead
A document camera has several creative uses in the classroom. While the name indicates the projection of documents onto an overhead screen, a document camera can be used to display three dimensional objects. This includes science experiments, art projects, and demonstrations. It is similar to having ...
Matrices -- Introduction
An introduction to the teacher's guide on matrices.
Probability Concepts -- Combinations
An introduction to combinations.
Radicals -- Introduction to Radicals
An introduction to the teacher's guide on radicals.
Rational Expressions -- Introduction
An introduction to the teacher's guide on rational expressions.
Social Bookmarking in Plain English
A short introduction to the concept of social bookmarking, using Delicious as the example.
Podcasting in Plain English
A short introduction to Podcasting and how it's different from broadcasting.
RSS in Plain English
An introduction to RSS as a way to save time reading web sites.
Social Networking in Plain English
A short introduction to the concepts behind social networking websites.