Your progress · saved in this browser
Level 1, 25 XP to go.
Read a chapter and it starts here: 5 XP for a chapter, 10 for an exercise, 3 for a review.
Pick up the next small thing
Worth a few minutes right now, from what you have read, what is due and what you marked shaky.
- Start a topicJavaScript is the one everything else builds on.Pick one →
- Drill interview questionsTwenty flashcards, marked honestly.Drill →
The last year
Nothing here yet. Read a chapter or solve an exercise and today lights up.
This week
0 this week
Topic by topic
Chapters you marked as read, out of the ones written so far.
How your answers feel
Your marks
Nothing marked yet. Open any round in the interview book, switch to practice mode and mark each answer honestly.
The badge wall
Earned ones are stuck on. The rest show what it takes.
- Not yet: First Steps
Solve your first exercise.
0 of 1 exercisenext up - Not yet: Problem Solver
Solve 10 exercises.
0 of 10 exercises - Not yet: Grinder
Solve 50 exercises.
0 of 50 exercises - Not yet: Century
Solve 100 exercises.
0 of 100 exercises - Not yet: Bookworm
Read 10 chapters.
0 of 10 chapters - Not yet: Scholar
Read 50 chapters.
0 of 50 chapters - Not yet: Warming Up
3-day streak.
0 of 3 days - Not yet: Week Warrior
7-day streak.
0 of 7 days - Not yet: Month Master
30-day streak.
0 of 30 days - Not yet: Reviewer
Complete 10 spaced reviews.
0 of 10 reviews - Not yet: Leveling Up
Reach level 5.
level 1 of 5 - Not yet: High Achiever
Reach level 10.
level 1 of 10
☕ a dev joke, for the streak
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