It Sinks In

Flashcards that work better and faster.


Learn more efficiently.

Spaced repetition works. It Sinks In works even better by using proprietary scheduling algorithms based on the latest memory research.
You'll see questions when you need to see them--not before.


Fast and always available.

It Sinks In lives in the cloud. You can practice anywhere you have a Web browser.
That means no syncing and a consistently fast experience.



See our User Guide.

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