Comprehensive Resources

Language Learning Guides

Evidence-based, in-depth guides on how to learn languages effectively with spaced repetition, cognitive science, and proven study systems.

New Featured Guide

The Complete Guide to Spaced Repetition: From Ebbinghaus to FSRS

The definitive, science-backed guide to spaced repetition. Learn how memory works, why forgetting is predictable, and how modern algorithms like FSRS can optimize every minute of your study time. Includes practical implementation strategies, study schedules, and troubleshooting for common problems.

25 min read · 8 sections · Intermediate

More guides coming soon. Visit the blog for shorter articles and language-specific tips.