Blog

Notes on learning vocabulary that sticks — the science, the words themselves, and what we're building in Lexi.

• Vocabulary Crossword Apps for iPhone: What Actually Trains Retention October 5, 2026

  Compare iPhone crossword and vocabulary apps by mechanism: daily grids, flashcards, and Lexi’s spaced-repetition crosswords.

• Vocabulary Crossword Game for Adults: Learn New Words by Solving October 4, 2026

  A vocabulary crossword game should route play through spaced repetition: due words first, contextual clues, and timing-based review instead of self-graded flashcards.

• What Is a Vocabulary Crossword? The Learning Puzzle Between Crosswords and Flashcards October 3, 2026

  A vocabulary crossword is retrieval practice in a grid: contextual clues, useful words, spaced repetition, and no flashcard self-grading.

• Vocabulary Crossword App for iPhone: Learn New Words by Solving, Not Flipping Flashcards October 2, 2026

  What a vocabulary crossword app should do: introduce words first, test recall in context, space reviews, and avoid fixed clue memorization.

• Apps Like Anki for Vocabulary Should Remove Review Homework October 2, 2026

  Apps like Anki for vocabulary should train contextual recall, not self-grading and card maintenance. Here is the mechanism Lexi uses instead.

• Crossword Vocabulary in English Works When the Clue Forces Recall October 1, 2026

  Why contextual crossword clues train usable vocabulary recall, plus a small puzzle and the mechanism Lexi uses to turn generated crosswords into spaced repetition.

• Vocabulary Crossword Puzzles That Teach by Retrieval September 30, 2026

  Vocabulary crossword puzzles teach best when the grid sits on top of spaced repetition, contextual clues, and repeated retrieval—not definition memorization.

• Why you recognize a word but can’t find it when you need it September 29, 2026

  Recognizing a definition and retrieving a word are different tasks. Practice vocabulary with missing-word sentences, varied contexts, and spaced reviews.

• Frugal vs. stingy: careful with money, or unwilling to share? September 29, 2026

  Frugal emphasizes avoiding waste. Stingy criticizes an unwillingness to spend or give. Learn the distinction with paired examples and a quick recall exercise.

• A Spaced Repetition Vocabulary App Without Flashcards July 3, 2026

  Lexi puts spaced repetition into personalized crosswords. Practice typed recall with changing sentence clues, without building or grading your own flashcard decks.