Practice the four skills that decide most boards: bidding, opening leads, declarer play and defense. Every decision is scored against optimal play.
Curated puzzles and competitions use diamonds. Paid subscriptions provide larger diamond allowances.
Curated puzzle: 1 diamond · Daily Challenge: 10 diamonds · Weekly League: 30 diamonds
Each area has a trainer that scores your answers and an article that explains the theory behind the feedback.
Solve bidding puzzles: every call is graded against at least 1,000 simulated deals, so you see how each choice scores. Prefer a human partner? Bid with a friend in the Bidding Room. Stuck on one hand? Ask the engine what to bid.
Bidding puzzlesAlso:Bid with a partnerWhat Should I Bid?Bidding basics article
The opening lead is the most important single card on defense. Lead puzzles show you the auction and your hand; every card is scored double-dummy across at least 1,000 layouts that match the auction, so you see exactly how many tricks each choice costs.
Lead puzzlesEnter a deal and play both hands as declarer against an adaptive defense that punishes any double-dummy error. Drill single-suit technique in the suit combination trainer, or check the exact odds of any holding with the card combination analyzer.
Declarer TrainerAlso:Suit combination trainerCard combination analyzerSuit combinations guide
Good defense starts with the lead and continues with counting and signalling. Lead puzzles in the Daily Challenge show how much each choice costs in tricks; the defense article covers the habits that turn good leads into defeated contracts.
Daily ChallengeBid, lead or play a card exactly as you would at the table. Nothing is multiple choice in disguise: you see the auction and your hand, and you decide.
Every option is evaluated by double-dummy analysis over many layouts that fit the auction. You see the best choice, how far yours was from it, and sample hands that explain the difference.
Stars, a rating per puzzle type, streaks and mistake review show where you are improving and which area still needs work.
You do not need hours. Short, focused sessions with feedback beat long sessions without it.
Curated puzzles and competitions use diamonds. Paid subscriptions provide larger diamond allowances. Curated puzzle: 1 diamond · Daily Challenge: 10 diamonds · Weekly League: 30 diamonds
The Declarer Trainer and the calculators work without one. Puzzles need a free account so your results, rating and streaks can be saved.
Each option is evaluated with double-dummy analysis across many deals that are consistent with the auction. The score reflects the real trick or matchpoint cost of each choice, not one expert's opinion.
Opening leads. It is the highest-value single decision in bridge and the fastest to improve when every lead gets immediate feedback. Bidding comes next: it decides which contract you play in on every board.
Yes. Bidding Challenges let two players bid the same boards asynchronously, then see how each contract scores against the field.
Every decision graded by double-dummy analysis. Start with a puzzle and see how your choice scores.
Solve a puzzle