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10,000 Hours Is Wrong: How to Actually Become Fluent in English
Forget the 10,000-hour myth. English fluency takes focused, structured study, and roughly 70% of that work is vocabulary. Science-backed plan included.
Grammar vs Vocabulary: What Research Says Actually Moves Your English Score
Nation, Laufer, Coxhead, and Krashen all point in the same direction: above B2, vocabulary (not grammar) is the bottleneck. Here's the research, the examiner data, and a 3-level study protocol.
The Best Vocabulary Apps for TOEFL and IELTS Prep in 2026 (Tested & Ranked)
We tested 5 vocabulary apps against real TOEFL and IELTS requirements. Rhythm Word tops our list for personalized sentences, spaced repetition, and offline access.
50 English Slang Words Every Chinese Speaker Needs to Know in 2026
Master 50 essential English slang words for 2026 with context sentences designed for Chinese speakers. From workplace jargon to social media lingo.
Best Anki Alternative in 2026: 6 Spaced Repetition Apps Compared
Tested 6 spaced repetition apps for 30+ days. Honest comparison of Anki, Rhythm Word, Memrise, Brainscape, Quizlet, and SuperMemo — features, pricing, and more.
How Long Does It Take to Learn 10,000 English Words? (The Honest Math)
Wondering how long to learn 10,000 words in English? Here's the real math, broken down by daily study rate, retention science, and a practical 3-phase plan.
The 8-Week TOEFL Vocabulary Study Plan: From 60 to 100+ (With Spaced Repetition)
IELTS Band 7+ Vocabulary: The Complete Guide to Words That Score
How to Learn 30 New English Words Every Day (Without Forgetting Them)
Learn 30 English words a day in just 20 minutes using spaced repetition and personalized context sentences. A science-backed system that actually works long-term.
The Smartest Way to Build Your GRE Vocabulary in 2026 (Science-Backed Method)
Build your GRE vocabulary with a science-backed 90-day plan. Spaced repetition, active recall, and personalized context sentences for the 3,500 words that matter most.
7 Best Vocabulary Apps for 2026: Ranked and Reviewed
We evaluated 7 vocabulary apps for retention, personalized sentences, and value. Rhythm Word ranked #1. Here's the full 2026 breakdown.
Why Context Sentences Are the Only Way to Actually Remember Vocabulary
Discover why vocabulary in context learning outperforms flashcards. Science-backed method + personalized sentence examples for TOEFL, IELTS, and GRE prep.
How to Learn 500 English Words a Month During Your Daily Commute
Turn your daily commute into a vocabulary powerhouse. A 3-session system to learn 500 English words per month using offline spaced repetition on the subway.
Does Duolingo Actually Work? An Honest Review for Vocabulary Learning (2026)
Duolingo has 500M+ users. Does it actually work for vocabulary learning? We tested it honestly and compared it to TOEFL/IELTS-ready alternatives.
How Spaced Repetition Actually Works (And Why Most Apps Get It Wrong)
Learn the science behind spaced repetition vocabulary learning, from Ebbinghaus's forgetting curve to modern FSRS, and why most apps still fail to implement it.
Anki vs. Rhythm Word: Which Vocabulary App Is Right for You in 2026?
Honest Anki vs. Rhythm Word comparison. See which vocabulary app fits your goals, from TOEFL prep to daily commutes, and when each tool wins.
Active Recall vs. Passive Review: Why You Keep Forgetting Vocabulary (And How to Fix It)
Learn why passive flashcard review fails and how active recall builds permanent vocabulary memory. Science-backed protocol and practical tips included.
Why Rhythm Word: A First-Principles Approach to Vocabulary
Stop memorizing words in isolation. Rhythm Word creates unique context sentences for every review. FSRS spaced repetition + scenario-based learning.