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See how much you can hold in mind at once. No sign-up, and your results stay in your browser.","Memory tests",[164],{"t":165,"v":166},"text","These memory tests show how much you can hold in mind at once, using numbers, patterns and words.",[168,182,198,210,218],{"role":169,"section":170},"section",{"heading":171,"blocks":172},"What memory tests measure",[173,178],{"type":174,"text":175},"paragraph",[176],{"t":165,"v":177},"Most memory tests on this site look at short-term memory: how many digits, positions or words you can keep in mind for a few seconds. Each test gets a little harder as you go, and it ends when you can no longer keep up. Your result is the longest stretch you managed.",{"type":174,"text":179},[180],{"t":165,"v":181},"None of them says anything about how well you remember your life, your studies or your name. They are small, focused tasks.",{"role":169,"section":183},{"heading":184,"blocks":185},"Why results change",[186,190,194],{"type":174,"text":187},[188],{"t":165,"v":189},"How well you remember depends on how rested you are, how closely you are paying attention and what is going on around you. A noisy room or a message arriving can cost you a level.",{"type":174,"text":191},[192],{"t":165,"v":193},"Try again in a quiet moment before you decide what your result says. One bad day is not a trend.",{"type":174,"text":195},[196],{"t":165,"v":197},"Sleep matters more than most people expect, because a rested mind holds more. If you are curious, take a test in the morning and again in the evening, and look at the difference between the two.",{"role":169,"section":199},{"heading":200,"blocks":201},"A few ways to remember more",[202,206],{"type":174,"text":203},[204],{"t":165,"v":205},"People who remember long numbers usually group them into chunks, such as three or four digits at a time, and say them quietly to themselves. For patterns, try to see a shape or a path rather than separate squares.",{"type":174,"text":207},[208],{"t":165,"v":209},"These are habits you can practise, and your own results will show whether they help.",{"role":169,"section":211},{"heading":212,"blocks":213},"Which test to start with",[214],{"type":174,"text":215},[216],{"t":165,"v":217},"The tests differ in what they ask you to hold in mind: digits, positions on a grid, a sequence of lit squares or words you have seen before. Try one that sounds fun and then another. Each takes only a few minutes, you can take them in any order, and none of them is a measure of how clever you are.",{"role":169,"section":219},{"heading":220,"blocks":221},"What the studies say",[222],{"type":174,"text":223},[224,226,229,231,233,235,237,239,243,245,246,248,250,252,255,257,260,262,266,268,272,273,277],{"t":165,"v":225},"In a careful study of ",{"t":227,"v":228},"num","763",{"t":165,"v":230}," adults, most could repeat between ",{"t":227,"v":232},"5",{"t":165,"v":234}," and ",{"t":227,"v":236},"7",{"t":165,"v":238}," spoken digits",{"t":240,"id":241,"n":242},"cite","woods-2011",1,{"t":165,"v":244},". With long practice and a memory technique, one student raised his span from ",{"t":227,"v":236},{"t":165,"v":247}," to ",{"t":227,"v":249},"79",{"t":165,"v":251}," digits",{"t":240,"id":253,"n":254},"ericsson-1980",2,{"t":165,"v":256},". 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Each one keeps your result in your browser and explains how it was measured.",{"key":49,"path":50,"title":289,"description":290},"Typing tests","Free typing tests that show your speed in words per minute and how many mistakes you make. Your results stay in your browser and no sign-up is needed.",{"key":265,"path":264,"title":292,"description":293},"Memory span","Memory span explained: why most adults repeat five to seven digits, where Miller's seven came from, why some say four, and how practice changes it.",[295,299],{"key":296,"path":297,"name":298},"home","\u002F","What would you like to test?",{"key":61,"path":62,"name":162},[301,310],{"n":242,"id":241,"kind":302,"authors":303,"year":304,"title":305,"venue":306,"doi":307,"url":308,"participants":228,"population":309},"sample","Woods, D. L., Kishiyama, M. M., Yund, E. W., Herron, T. J., Edwards, B., Poliva, O., Hink, R. F., & Reed, B.",2011,"Improving digit span assessment of short-term verbal memory","Journal of Clinical and Experimental Neuropsychology, 33(1), 101–111","10.1080\u002F13803395.2010.493149","https:\u002F\u002Fpmc.ncbi.nlm.nih.gov\u002Farticles\u002FPMC2978794\u002F","Community volunteers in Rotorua, New Zealand, aged 18 to 65 (mean age 46.5), a random selection of residents",{"n":254,"id":253,"kind":311,"authors":312,"year":313,"title":314,"venue":315,"doi":316,"url":317,"population":318,"notes":319},"source","Ericsson, K. A., Chase, W. G., & Faloon, S.",1980,"Acquisition of a memory skill","Science, 208(4448), 1181–1182","10.1126\u002Fscience.7375930","https:\u002F\u002Fpubmed.ncbi.nlm.nih.gov\u002F7375930\u002F","One student, trained in the laboratory",[320],{"date":158,"url":317,"quote":321},"Abstract: \"After more than 230 hours of practice in the laboratory, a subject was able to increase his memory span from 7 to 79 digits. His performance on other memory tests with digits equaled that of memory experts with lifelong training. With an appropriate mnemonic system, there is seemingly no limit to memory performance with practice.\"","Keep reading",{"number-memory":324,"visual-memory":325,"sequence-memory":326,"verbal-memory":327,"chimp-test":328,"stroop-test":329},"Find out how many digits you can hold in mind.","Find out how many squares you can remember on a growing grid.","Find out how long a sequence of lit squares you can repeat.","Find out how many words you can tell apart as seen or new.","Find out how many numbers you can remember after they vanish.","Find out how well you can ignore a word while you name its colour.",[331,334,337,340,343,346],{"key":65,"path":66,"title":332,"description":333},"Number memory test","Free number memory test: watch digits appear one at a time, type them back, and find the longest number you can hold. No sign-up, results stay with you.",{"key":68,"path":69,"title":335,"description":336},"Visual memory test","Free visual memory test: a pattern of squares lights up, then you tap the ones you remember on a grid that grows. No sign-up, results stay with you.",{"key":71,"path":72,"title":338,"description":339},"Sequence memory test","Free sequence memory test: watch blocks light up one at a time, tap them back in the same order, and find your longest sequence. No sign-up, no email.",{"key":74,"path":75,"title":341,"description":342},"Verbal memory test","Free verbal memory test: words appear one at a time and you say whether you have seen each one before. Three lives, no time limit. No sign-up.",{"key":77,"path":78,"title":344,"description":345},"Chimp memory test","Free chimp memory test: numbers appear on a grid and vanish after your first click, then you click the rest in order. Three strikes end it. No sign-up.",{"key":80,"path":81,"title":347,"description":348},"Stroop test","Free Stroop test: a colour word appears in coloured ink. Choose the colour of the ink, not the word, and see how much the clash slows you down.","Sources",[351],{"section":59,"hub":62,"cards":352},[353,356,358,360,362,364],{"key":65,"test":65,"path":66,"title":332,"line":324,"minutes":354,"devices":355},3,{"mouse":14,"touch":14,"keyboard":14},{"key":68,"test":68,"path":69,"title":335,"line":325,"minutes":354,"devices":357},{"mouse":14,"touch":14,"keyboard":14},{"key":71,"test":71,"path":72,"title":338,"line":326,"minutes":354,"devices":359},{"mouse":14,"touch":14,"keyboard":14},{"key":74,"test":74,"path":75,"title":341,"line":327,"minutes":354,"devices":361},{"mouse":14,"touch":14,"keyboard":14},{"key":77,"test":77,"path":78,"title":344,"line":328,"minutes":354,"devices":363},{"mouse":14,"touch":14,"keyboard":21},{"key":80,"test":80,"path":81,"title":347,"line":329,"minutes":354,"devices":365},{"mouse":14,"touch":14,"keyboard":14},1791315142594]