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The library where concepts finally click — created by students who learned it themselves.

We create resources useful to students — including learning series and various projects that help you master tough concepts and succeed academically.

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Browse our growing library of series. Each one is a learning journey through a subject area.

Recent posts

Series Spotlight: Boot Sequence

Featured recent post: Boot Sequence 3: Picking the Right CPU

Explore the Boot Sequence series →

Student Spotlight: Eric Yun

Recent work from Eric Yun. Read more from this contributor below.