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Lewis and Clark are famous for exploring the Louisiana Purchase. Learn about the exploration of Lewis and Clark and their Corps of Discovery.

Most dental diseases stem from poor oral hygiene and involve the build up of bacteria in the mouth. Learn about he various types of dental disease.

Minimum wage is supposed to ensure that workers get paid enough to live. Get the whole scoop on minimum wage -- from its history to current debates.

Ad slogans are techniques companies use to make their products and services memorable to you. Read about ad slogans here!

Occam's Razor is a line of reasoning that says the simplest answer is often correct. Learn about how we investigate the universe with Occam's Razor.

Public schools educate about 50 million students a year. A look at costs, challenges, magnet and charter schools and teacher quality.

A countdown of the 10 most important supreme court cases for journalists. Read about the strides, advancements, and the struggles along the way.

Are you looking for some stones to use in your hardscape? Check out this article and get our top 10 stones to use in your hardscape.

What are some jobs for retired doctors? Learn about 5 Jobs for Retired Doctors at HowStuffWorks.

Some toys have remained popular throughout history. Learn about the top 10 historical toys at HowStuffWorks.

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