Topic
Drills, feedback, and the habits that make the right play automatic.
Basic strategy usually says to split a pair of 8s, even against a dealer 10 or Ace. Learn why 8-8 is treated differently from an ordinary hard 16 and the surrender exceptions that matter.
Pair of 9s is one of blackjack’s easiest splitting rules to misremember. Learn why you split against 2–6 and 8–9, but stand against 7, 10, and Ace.
Soft 18 looks like a made hand, but A-7 is one of blackjack’s most rule-sensitive totals. Learn when to stand, hit, or double and why the dealer’s upcard changes the best play.
Basic strategy says to stand on a hard 13 against a dealer 2. Learn why standing loses less, how 13 differs from 12, and when composition or card counting can change the decision.
Basic strategy says to hit a hard 12 against a dealer 2, even though the dealer looks weak. Learn why hitting loses less, when 12 should stand, and how card counting can change the decision.
Deck penetration is the percentage of a blackjack shoe dealt before the shuffle. Learn how to calculate it, read the cut card, and understand why it matters so much to card counters.
Basic strategy says to hit a hard 12 against a dealer 3. Here’s why that uncomfortable play is correct, when 12 should stand instead, and the exceptions worth knowing.
DAS lets you double down after splitting a pair; NDAS does not. That small-looking rule changes several pair decisions and modestly shifts the house edge.
The running count tracks Hi-Lo tags as cards are exposed. The true count adjusts that number for decks remaining, making the same count comparable at different points in the shoe.
Doubling is one bet, one card, and the highest-EV press in basic strategy. Here is when to double hard totals and soft hands — and when the table rules move the cell.
Hi-Lo assigns +1, 0, or −1 to each rank, then keeps a running count. It is a memory drill with a purpose — not a promise that the shoe is yours.
Always split Aces and eights. Never split tens. The rest depends on the upcard — and on whether you can double after split.
