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Poker Challenges

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Learn poker, one idea at a time

Short, practical lessons. Each teaches one concept and the puzzle that drills it.

  1. 01Pot odds: the maths that tell you when to callStart herePot odds are the price the pot offers you to keep playing. Learn the one comparison that decides every call, and stop paying off the draws that never pay.Pot oddsFree trial6 min · Read
  2. 02Equity: your share of the pot before the cards fallEquity is your share of the pot if the hand went to showdown right now. Learn to count outs, use the rule of 2 and 4, and know when your hand can pay the price.EquityFree trial7 min · Read
  3. 03Equity realisation: what you actually collect, not what you deserveEquity is a number on paper; realisation is what you actually collect. Learn why aggression converts equity into chips, why draws under-realise, and why position multiplies it.Requires: EquityEquityFree trial7 min · Read
  4. 04Hand reading: read the board, then read the rangeHand reading is two skills: read the board to know what every holding makes, then narrow your opponent into the range they would actually play this way.Hand readingFree trial8 min · Read
  5. 05ICM: why chips aren't dollars at the final tableYou cannot cash chips, only finishing places. ICM turns a stack into its real prize-pool value, and reveals why the chips you win are worth less than the ones you lose.Requires: EquityICMFree trial8 min · Read
  6. 06Push or fold: the short-stack endgame, solvedUnder about 15 big blinds the game collapses to two buttons: jam or fold. Learn the Nash frontier: shove wide, call tighter, and stop bleeding chips when short.Requires: Pot odds, EquityPush/foldFree trial8 min · Read
  7. 07Find the nuts: know the unbeatable hand coldThe nuts is the best possible hand on a given board, not the best hand you happen to hold. Learn to read it directly from the board, including the paired-board traps that catch strong players out.Find the nutsFree trial6 min · Read
  8. 08Bet sizing: small to keep them in, big to split the fieldThe same made hand can want a tiny bet or a huge one, depending on where it sits in your range. Learn to read your own strength and pick merged vs polarised sizing.Requires: Hand readingBet sizingFree trial6 min · Read
  9. 09Board texture: reading a flop before you bet itThe same bet is automatic on one flop and a mistake on another. Learn to read suit and connectivity at a glance, before you decide how to play the hand.Requires: Hand readingBoard textureFree trial5 min · Read
  10. 10Bluff catching: the maths behind minimum defence frequencyWork out exactly how often you must call to stop a bluff from printing money, straight from the bet size, with no cards or hand strength required.Requires: Pot oddsBluff catchingFree trial5 min · Read
  11. 11Opening ranges: what to raise first in, and from whereWith nobody in the pot yet, position alone decides how wide you can open. Learn the shape of the four raise-first-in ranges, from tight under the gun to wide on the button.Requires: Push or foldOpening rangesFree trial6 min · Read

Poker Challenges. Five free poker puzzles every day, plus free multiplayer puzzle races, anonymously or signed in. The full ranked Trainer (equity, pot-odds, ICM and push/fold) is a subscription with a 14-day free trial.

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