Letters

• Letter Frequencies - How often does each letter of the alphabet appear in English?
• Letter Groupings - What are some of the different ways letters of the alphabet can be classified?

Words

• Collective Nouns - What is the correct term for a group of foxes, bears, or hawks?
• Proprietary Eponyms - Trademarks that have fallen into common, generic use.
• Contronyms - Words that serve as their own antonyms.
• Heteronyms - Words that are spelled the same but differ in meaning and pronunciation.
• Unusual Word Forms - Strange ways certain words are pluralized or are changed from one gender to the other.
• Negatives Without Positives - Negative words, such as dismayed and inept that have no positive form.
• Numbers - A collection of fun facts about numbers, as written out in English.
• Word Oddities - A collection of miscellaneous fun facts about words.
• Commonly Misspelled Words - Which is spelled correctly: Indispensable or indispensible?
• Commonly Mispronounced Words - Which is pronounced correctly: Lam-BAST or lam-BASTE?
• Commonly Confused Words - What's the difference between founder and flounder? Effective and effectual?
• Word Frequencies - What are the most commonly used words in the English language?

Sentences

• Palindromes - Sentences that read the same backward as they do forward.
• Pangrams - Sentences that contain every letter of the alphabet.
• Autograms - Sentences that self-document their letter content.
• Grammar Foibles - Sometimes errors in grammar can produce humorous results.
• Conflicting Proverbs - Pairs of wise sayings that contradict each other.

Glossaries

• Commonly Looked Up Words - What words are most frequently looked up in dictionaries, and what do they mean?
• Glossary of Linguistics and Rhetoric - What do euphemism, hendiadys, cacophony, and procatalepsis mean?
• Glossary of Fun Words - What word means to throw out of a window? To dance a child on one's knees?