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Your progress

Everything you have finished on this site, in one place, from your own browser's storage. There is no account: nothing here is sent to a server, and the privacy policy lists exactly what is stored. Saved tools and prompts are on the saved items page.

Overview

0%

Coding exercises

0 of 130

0%

Practice problems

0 of 24

0%

AI course lessons

0 of 20

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Day streak

Run some code today to start one.

What to do next

Picked from what you have started, then what you have not.

Exercise paths

Python

0/10
  1. Hello, Out Loud
  2. Name Tag
  3. Party Planner
  4. Umbrella or Not
  5. Countdown
  6. The Clapping Game
  7. The Scoreboard
  8. Packing List
  9. Rainfall Week
  10. The Cafe Ticket

JavaScript

0/10
  1. Hello, Out Loud
  2. Name Tag
  3. Party Planner
  4. Umbrella or Not
  5. Countdown
  6. The Clapping Game
  7. The Scoreboard
  8. Packing List
  9. Rainfall Week
  10. The Cafe Ticket

TypeScript

0/10
  1. Checked, Then Run
  2. Luggage Tag
  3. Egg Boxes
  4. The Ticket Machine
  5. The Fern Check
  6. Parcel Postage
  7. The League Table
  8. The Number 12 Bus
  9. The Departure Board
  10. The Bike Shop Receipt

Java

0/10
  1. Hello, Out Loud
  2. Name Tag
  3. Party Planner
  4. Umbrella or Not
  5. Countdown
  6. The Clapping Game
  7. The Scoreboard
  8. Packing List
  9. Rainfall Week
  10. The Cafe Ticket

C++

0/10
  1. Hello, Out Loud
  2. Name Tag
  3. Party Planner
  4. Umbrella or Not
  5. Countdown
  6. The Clapping Game
  7. The Scoreboard
  8. Packing List
  9. Rainfall Week
  10. The Cafe Ticket

C

0/10
  1. Hello, Out Loud
  2. Name Tag
  3. Party Planner
  4. Umbrella or Not
  5. Countdown
  6. The Clapping Game
  7. The Scoreboard
  8. Packing List
  9. Rainfall Week
  10. The Cafe Ticket

C#

0/10
  1. Coat Check Claim Ticket
  2. Spelling Test Pass Checker
  3. Ferris Wheel Car Numbering
  4. Vending Machine Restock
  5. Airport Security Line Status
  6. Chess Club Weekly Attendance
  7. Household Chore Rotation
  8. Craft Fair Booth Sales
  9. Town Hall Attendance by District
  10. Summer Camp Swim Test Results

Go

0/10
  1. Library Due-Date Reminder
  2. Recipe Scaler
  3. Parking Meter Status
  4. Bus Timetable
  5. Poem Word Counter
  6. Tool Shed Inventory
  7. Currency Converter
  8. Board Game Leaderboard
  9. Playlist Runtime
  10. Tip Jar Split

PHP

0/10
  1. First Lines of PHP
  2. Greet By Name
  3. Ticket Total
  4. Open or Closed
  5. Launch Countdown
  6. Even Numbers Only
  7. Score Report
  8. Packing List
  9. Total Weight
  10. Trip Summary

Ruby

0/10
  1. Hello, Out Loud
  2. Name Tag
  3. Party Planner
  4. Umbrella or Not
  5. Countdown
  6. The Clapping Game
  7. The Scoreboard
  8. Packing List
  9. Rainfall Week
  10. The Bike Rental Receipt

SQL

0/10
  1. Your First SELECT
  2. Pick the Right Rows
  3. The Dearest Three
  4. Tools per Shelf
  5. Name the Tool
  6. Nobody Left Out
  7. Above the Average
  8. The Missing WHERE
  9. The Running Total
  10. Two per Shelf

R

0/10
  1. Say Hello with cat()
  2. Greet a Learner by Name
  3. Add Up Two Prices
  4. Check the Temperature
  5. Format an Order Line
  6. Count from One to Five
  7. Read Values from a Vector
  8. Loop Over a Price List
  9. Total the Donations
  10. Build a Grade Report

Bash & the Shell

0/10
  1. Trail Signpost
  2. Lost and Found
  3. Moving-Day Boxes
  4. Rainwater Tank Gauge
  5. Photo Rename Plan
  6. Downloads Tidy-Up
  7. Bakery Oven Times
  8. Cabin Guest Book
  9. Birdwatching Tally
  10. Library Overdue Report

Practice problems

AI courses

Milestones

Plain facts about what you have done here — no points and nothing to unlock for money.

  • First runNot yet

    Ran code in an exercise or problem.

  • First exercise solvedNot yet

    One exercise passed its check.

  • Five exercises solvedNot yet

    Five exercises passed.

  • A whole pathNot yet

    Every exercise in one language finished.

  • First problem acceptedNot yet

    A practice problem passed every hidden test.

  • All problems acceptedNot yet

    All 24 practice problems passed.

  • Three days runningNot yet

    Wrote code on three consecutive days.

  • Seven days runningNot yet

    Wrote code on seven consecutive days.

  • First AI lessonNot yet

    Marked an AI course lesson complete.

  • An AI course finishedNot yet

    Every lesson of one AI course marked complete.

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