Mindomax Blog

Duolingo's courses are free, but the US App Store lists six different prices for Super. Every plan, what it adds, and how to pay less, checked 2026-10-13.

Rosetta Stone vs Babbel in 2026: dated US prices, 25 vs 13 languages, how far each course goes, and what the company-paid studies really show.

Rosetta Stone vs Duolingo in 2026: the new Sapphire app, dated prices, 25 vs 40 languages, and what the company-paid studies really show, so you can pick one.

The 100 most common Spanish words, counted in 423 million words of real Spanish, with meanings, how much of the language they cover and a 10-day plan.

Most vocabulary advice says "read more." Here is what research says it takes to learn a word for good, plus a 10-minute daily routine and tools with prices.

26 Kahoot alternatives with free-plan player caps, dated prices and which ones work without student devices. Plus what to use after the game.

Attention that slips is several problems, not one. This is what each looks like at the desk, and which study methods held up when researchers tested them.

Babbel vs Duolingo compared on 2026 prices, free tiers, course levels and the research behind each app, so you can pick the one that fits your goal.

How to make flashcards that stick: pick the right card format, write one fact per card in your own words, then choose paper, an app or AI. With dated prices.