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Blog
Articles about the Tyamka games, how to play them and what the results mean.
- Reaction time test average, and why your own time changesThe average on a reaction time test is about 273 ms on Human Benchmark and 231 ms in a large lab study. Why they differ and why your time moves.
- Brain games in Telegram. How to play all 15 without installing anythingHow Tyamka's 15 games open inside Telegram, what differs from the website, what gets saved, and how a one-time purchase with Telegram Stars works.
- Brain games without a subscription. What is free, what you pay for once, and where the ads areHow Tyamka works without a subscription, what the free levels include, what a one-time purchase adds, where the ads are, and what to check before paying.
- Does brain training work? What the research shows and what we promiseWhat studies from 2008 to 2017 found about brain games, why getting better at a game is not getting better at everyday tasks, and what Tyamka does not claim.
- Reaction time test world record, and why results under 100 ms are doubtfulNo body keeps a world record for voluntary reaction time. What the fastest measured times are, and why sprint rules and fair tests doubt anything under 100 ms.
- The flanker task, and how it differs from the arrow StroopWhat the Eriksen flanker task is, how the arrow version works, how it differs from the Stroop test, and what our Arrow Rule game borrows from both.
- Free brain training alternatives compared. Price, free part, language and adsFive brain training apps and sites and Tyamka compared on facts from their own pages, checked on 26.09.2026. What is free, what is a subscription, and ads.
- Free online memory and reaction tests. How our games compare with a well-known test siteWhich reaction and memory tests you can take for free in the browser, how Tyamka's games match the well-known single tests, and where they differ.
- Maze generation algorithms, and how to solve a maze once you know how it was madeHow computer mazes are generated, from depth-first search to Prim and the growing tree, and why the hand-on-wall rule works in some mazes and not others.
- Mental math tricks for adults, how to tell which result is bigger without the full sumMental math tricks for telling which of two results is bigger. Rounding, comparing term by term, the last digit, and where each trick stops working.
- Number memory test average, and what the research actually measuredHow many digits people repeat back in studies from Miller to Cowan, what the chimpanzee number task measured, and why none of it is a norm for your own score.
- Number memory test tips, for digit strings and for Hidden NumbersHow grouping and naming positions help you remember numbers on a grid, how the timer and lives work, and why your score jumps between attempts.
- F1 reaction test, how a five-light start works and what a fair test needsAn F1 reaction test copies the five red lights of a Formula 1 start. How the real start works, what driver times are public, and what makes a test fair.
- Reaction time for driving, and why a tap test is not a driver testReaction time for driving in research runs from about 0.7 to 1.5 seconds, and road design assumes 2.5. Why a tap on a screen is a different task.
- Reaction time test on mobile and on a computer, why the numbers differA reaction time test on mobile adds its own delay, and so does a laptop. What a lab found on ten device and browser pairs, and why not to compare them.
- Schulte table variants, from the red-black Gorbov table to reverse orderThe red-black Schulte–Gorbov table, counting down, letters instead of numbers and grids that reshuffle. How each variant works and which are in Tyamka.
- Schulte table average time, and why your own time matters moreWhat open sources say about average times on a 5×5 and 7×7 Schulte table, why the numbers disagree, and why your time changes from round to round.
- Printable Schulte tables, 5×5, 7×7 and red-black, plus how to make your ownTwo 5×5 Schulte tables, a 7×7 table and a red-black Gorbov table to print from this page, how to make new ones, and how paper differs from online.
- Schulte table benefits, or what the task asks of you and what your time showsPeople search for Schulte table benefits. What we can and cannot promise, what the task asks of you while you play, what your time shows and what it does not.
- Selective attention, with examples from daily life and from gamesWhat selective attention is, the classic experiments behind it, and concrete examples, from a noisy café to the Stroop test, odd one out and card sorting games.
- Sequence memory test average, from Corsi blocks to Button ChainHow long a sequence adults usually repeat in the Corsi block test and in Simon-style games, where the numbers come from, and how Button Chain differs.
- The Stroop effect explained in plain wordsWhy it is hard to name the ink of the word RED printed in blue, what John Ridley Stroop found in 1935, and how you can feel the effect yourself in a minute.
- Stroop test examples you can try with a pen or in a browserWorked Stroop test examples, from the classic color words to numbers, pictures and direction words, and what changes when you read in a second language.
- Sum puzzle strategy, where to start and how to solve it without guessingA step by step way to solve a number grid where you remove numbers until every row and column hits its target, with a worked 4×4 example.
- A Ukrainian word game, and how we built its dictionaryHow the Ukrainian word list for Word Grid was put together, where the words come from and under which licence, and why only nominative singular nouns count.
- Visual working memory, and what an average score on a visual memory test meansVisual memory versus visual working memory, what Luck and Vogel measured in 1997, and why their four items are a research result, not a target for you.
- What is a Schulte table? How it works and how to do your first oneA Schulte table is a square grid of shuffled numbers that you find in order, as fast as you can. Where it comes from, how to do one and how to practise.
- What is working memory? Everyday examples and the model behind the termWorking memory explained with everyday examples, the Baddeley and Hitch model, how small its limits are, and which three games on this site rely on it.
- What does the Stroop test measure, and what can an online score tell youThe Stroop test measures how much a conflicting word slows you down. How researchers score it, why one result says little, and what our points mean.
- Word grid game tips, where to look for words and when to go longPractical tips for word grid games where you join touching letters, from word endings and diagonals to when a long word beats a quick short one.