Vocabulary Mastery

Learn to use context clues to determine the meaning of unfamiliar words in this interactive tutorial. You'll learn how to identify and apply three important types of context clues: synonyms, antonyms, and inferences. This tutorial features passages about some of the world's most incredible child prodigies.

Learn 15 new academic vocabulary words in this interactive tutorial! You'll practice the words' synonyms, antonyms, parts of speech, and context clues in order to add them to your vocabulary.

Examine some commonly confused pronouns that often trick people into believing that they have the same meaning when their meanings can be very different. This interactive tutorial will help you properly use the following pronouns: who, whom, which, that, their, there, they're.

Avoid "doppelganger danger" as you examine six pairs of commonly confused words in this interactive tutorial. Learn how to correctly use these commonly confused words to improve your language and writing skills.

Avoid "doppelganger danger" as you examine six pairs of commonly confused words. Learning how to correctly use these commonly confused words will help improve your writing and mastery of English.

Examine five pairs of commonly confused words in this interactive tutorial. This tutorial focuses on language and resolving issues of complex usage. You will examine pairs of words that are often confused in order to learn the correct use of each word. By the end of this tutorial, you should be able to accurately use these ten commonly confused words. 

Avoid "doppelganger danger" as you examine fourteen homophones, which are words that sound the same but have different meanings and spellings. Learning how to use these homophones correctly in this interactive tutorial will help you avoid some of the most common usage mistakes.

Avoid "doppelganger danger" as you examine eleven homophones, which are words that sound the same but have different meanings and spellings. Learning how to use these homophones correctly in this interactive tutorial will help you avoid some of the most common usage mistakes.

Avoid "doppelganger danger" as you examine twelve homophones, which are words that sound the same but have different meanings and spellings. Learning how to use these homophones correctly in this interactive tutorial will help you avoid some of the most common usage mistakes.

Learn how to transform words into other words, including nouns into verbs, verbs into adjectives, adjectives into adverbs, and much more with this interactive tutorial.

Acquire new vocabulary through this interactive tutorial. You'll learn the definitions for 15 new words, as well as their parts of speech, their synonyms and antonyms, and you'll practice using them in context.

Acquire 15 new vocabulary words, identify their parts of speech, synonyms, and antonyms, and use them in context with this interactive tutorial.

Learn several strategies for determining the meaning of unfamiliar words as you read about the late Dian Fossey's research on mountain gorillas. This interactive tutorial will also help you identify common prefixes and how they affect the meaning of words.