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SAT Subject Test U.S. History: Moving through the Progressive Era


About 40 percent of the SAT Subject Test in U.S. History covers the period from 1899 to the present, of which the Progressive Era is a small, but important, subject. The majority of questions that deal [more…]

Conjugating the Irregular Spanish Verb Salir (to Go Out/Leave)

Spanish verbs fall into different groups, and each group is conjugated a little differently. If you’re going to master Spanish verbs like salir, you need to be able to identify which group a verb belongs [more…]

Conjugating the Spanish Verb Gustar (to Like)

Spanish verbs fall into different groups, and each group is conjugated a little differently. If you’re going to master Spanish verbs like gustar, you need to be able to identify which group a verb belongs [more…]

Teaching Kids to Spell: Sight Words

You and your child can have fun spelling sight words, which are words like they and were that you child writes all the time. Put them on slips of paper or use commercial flashcards and then use them in [more…]

Trying to Measure the Speed of Light

James Clerk Maxwell's theory of electromagnetism tells us that light is an electromagnetic wave traveling at 300,000 kilometers per second (kps). Maxwell's equations tell us that changing electric and [more…]

Defining Differences between the SAT Subject Tests, SAT I, and ACT

Many people are befuddled about how the SAT Subject Tests, SAT I, and the ACT compare — and how they're decidedly different. The following points can help you keep these three tests straight. [more…]

Different Patterns of Evolution

Groups of species undergo various kinds of natural selection and, over time, may engage in several patterns of evolution: convergent evolution, divergent evolution, parallel evolution, [more…]

Understanding the Psychology of Self-Consciousness

Have you ever seen a dog stand in front of a mirror? Sometimes they bark at themselves or stand there with a puzzled look. Believe it or not, the ability to recognize oneself in the mirror is pretty advanced [more…]

Decrypting Cryptographic Ciphers

Cryptography today has evolved into a complex science (some say an art) presenting many great promises and challenges in the field of information security. The basics of cryptography include classes and [more…]

Picking Up Italian Quickly

You'll find many ways that you can pick up Italian from everyday situations. Here are a few tips: [more…]

Getting to Know the U.S. Court Systems

The United States court system is actually many court systems: a federal system and 50 state systems. Each has its own structures and procedures. All are multi-tiered. Legal cases begin in a lower court [more…]

Improve the Odds of Getting Your Fiction Story Published

Getting your work of fiction published is different from getting nonfiction published. A fiction submission (short story or novel) must be a complete manuscript when you submit it to a publisher. Create [more…]

Telling Time in Spanish

Regardless of which Spanish-speaking country you’re in, a conversation about time usually starts with ¿Qué hora es? (What time is it?) Here’s how you can tell someone what time it is in Spanish: [more…]

Obtaining an ISBN for Your Self-Published Book

If you look at any commercially available book, the back cover lists the book's International Standard Book Number (ISBN) and barcode, along with the book's price. Any book that's sold anywhere in the [more…]

Keeping Homeschool Grades

Whether to collect and post grades in the homeschool is a reasonable question. And plenty of homeschool parents are asking it these days.

Whether you decide to keep grades in your homeschool depends almost [more…]

SAT Subject Test Biology: Touring the Major Biomes


Surviving the SAT Subject Test means spending time getting familiar with ecology. Ecology covers the real lifestyles and interactions of all the different species on earth. About 23 percent of the E version [more…]

Articulating the Importance of Joints in Anatomy

Another word for anatomical joints is articulations from the Latin word articularis, meaning "jointed." There are many types of joints, and they tend to be classified by the amount of movement they permit [more…]

Notetaking on the Computer

As far back as stone slabs and as recently as handheld computers, human beings have found ways to take note of information that they do not want to forget. And now that we're officially in the Information [more…]

Discovering Test-Taking Strategies for the GED

You can increase your GED score by practicing smart exam-taking. This article gives you some tips for planning your time, guessing intelligently, and reviewing your work. [more…]

Knowing What Can Go Wrong with Your Immune System

The human species wouldn't have survived long if the body had no immune system. The first cold virus would have made the original members of our fair species extinct right away, if the body's immune system [more…]

India: From Ancient Economy to British Colony

India can lay claim to one of the world's oldest civilizations, and its economic history is truly long and complicated. [more…]

Giving Friendly Commands in Spanish with the Imperative Mood

Spanish has two types of commands in the imperative mood: informal and formal commands. Both types of commands tell someone to do something. The difference is in how well you know the poor soul you’re [more…]

Finding College Tuition Discounts: Cha-Ching!

Confusion in terminology comes when discussing the forms of financial aid known as tuition discounts and waivers.Some people consider these to be strictly the financial aid offered based on eligibility [more…]

Understanding the Role of Polls in Politics

Most campaigns for high-profile offices employ professional pollsters. Many of the prominent polling firms that specialize in political campaigns are located in Washington, D.C., and New York City, but [more…]

Conjugating the Irregular Spanish Verb Querer (to Want)

Spanish verbs fall into different groups, and each group is conjugated a little differently. If you’re going to master Spanish verbs like querer, you need to be able to identify which group a verb belongs [more…]

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