Lessons
A structured path from home row to code
Short focused lessons grouped by level. Pick one, type the text, see your results. Progress saves automatically when signed in.
Beginner
Home row, simple words, and your first full sentences.
Home Row Basics
asdf jkl; asdf jkl; asdf jkl; sad lad jak fad lass salad flask alfalfa
Daily Numbers and Notes
Today I read 3 short news clips and wrote 10 quick notes. My plan is simple: walk at 7:30, drink 2 cups of water, then check the weather at 6pm. If it rains, I’ll swap outside time for a 20-page book. Hello, calm day!
Home Row Words
ask dad fall fad lass jak salad flask alfalfa half had has jaks lads
Top Row Reach
the quick true quote require quietly write where wonder power tower
Simple Sentences
The cat sat on the mat. A dog ran in the park. The sun is bright today. Birds sing in the morning.
Intermediate
Numbers, symbols, and longer paragraphs.
Space Exploration Field Notes
The crew logged Sol 42: 3 burns, 2 checklists, 1 unexpected vibration. On the console, the capsule’s status read OK, Δv remaining 1.7 km/s, fuel 68%. Mission control traced the signal at 8.3 GHz and matched it to a distant probe, now 12.4 million km away.
Number Row
1234567890 1029 3847 5610 7283 4956 8172 6304 5829 1746 2058 3917 4628
Numbers in Context
Order 4521 shipped on 03/14/2026 with tracking 9988-7766. Total: $1,250.99 for 12 items.
Common Symbols
! @ # $ % ^ & * ( ) - _ = + [ ] { } ; : ' " , . / ? < > | \ ~ `
Symbols in Sentences
Email me at user@example.com! The total is $99.99 (incl. tax). Visit https://typesprint.app/lessons.
News Headline
Researchers announced a major breakthrough today, demonstrating a new technique that improves accuracy by nearly forty percent in early trials.
Productivity Tips
Plan your day the night before. Tackle the hardest task first while your focus is sharp. Take short breaks every fifty minutes to maintain energy.
Advanced
Literary passages, technical writing, and code snippets.
Curiosity Sparks Daily Science
Lately I’ve been noticing how much of everyday life is basically a set of tiny experiments disguised as normal routines. You wake up, you drink coffee, you check your phone, and somehow your brain starts running tests: does caffeine feel stronger today, does the weather change your mood, does your screen brightness affect your sleepiness? It’s kind of wild that we don’t treat these moments like data, even though we collect evidence all the time. If you’ve ever tried a new route to work and felt oddly “better” by the time you arrive, that’s perception doing its thing, mixing real differences in lighting and traffic with expectations you didn’t even know you had. Same goes for food. Swap one ingredient in a recipe and you’ll swear you taste the whole universe shift, but a lot of the effect is coming from aroma, texture, and your own memory of what “should” happen. Memory is like an unreliable narrator that still somehow helps you function. General interest gets more interesting when you start paying attention to how systems behave. Plants grow toward light, browsers prefetch pages, playlists adapt to what you pause, and social networks nudge you with patterns that look effortless but aren’t. Even your own attention is a system with inputs and feedback loops. Try this: next time you’re learning something new, don’t just repeat facts. Ask yourself what would convince you you’re wrong, what evidence would contradict the story you’re telling, and what assumptions you’re silently importing. Curiosity isn’t only about asking questions; it’s about staying alert to the difference between noticing and understanding.
Science & Numbers
The speed of light in a vacuum is approximately 299,792,458 m/s — a constant denoted by 'c' in Einstein's famous equation E = mc^2. At that velocity, light travels roughly 9.461 × 10^15 metres per year (one light-year). The observable universe spans ~93 billion light-years in diameter, yet its age is only 13.8 billion years. How can this be? The answer lies in the expansion of space itself: galaxies aren't moving through space; space is stretching between them, carrying galaxies along for the ride.
Tech & Finance
In Q3 2025, the S&P 500 gained 7.4% (YTD: +18.2%), while 10-year Treasury yields hovered around 4.35%. Cloud-infrastructure spending topped $78B globally — AWS held 32% market share, Azure 23%, and GCP 11%. Meanwhile, the average DevOps team deploys ~200 times/day with a change-failure rate below 5%. For context: a 99.99% SLA allows just ~52 minutes of downtime per year. Monitoring latency at p99 (not just mean) is critical; a 2× slowdown at the tail can erode user satisfaction by up to 30% according to Google's 2024 UX research.
JavaScript Snippet
const sum = (arr) => arr.reduce((acc, n) => acc + n, 0); const doubled = [1, 2, 3].map((x) => x * 2); console.log(sum(doubled));
Python Function
def fibonacci(n): a, b = 0, 1 for _ in range(n): a, b = b, a + b return a print([fibonacci(i) for i in range(10)])
TypeScript Generics
function pluck<T, K extends keyof T>(items: T[], key: K): T[K][] { return items.map((item) => item[key]); }