Mancala Rules: How to Play Kalah and the Best Opening Move
Mancala is a family of very old “count and capture” games played with seeds or stones in rows of pits. The version most people in North America know as Mancala is Kalah, played on a board with two rows of six pits and a store at each end. Here are its rules, the best opening move, and how much a simple strategy helps, tested in thousands of computer games.
Setup
- Place the board between the two players. Each player owns the six pits on their side and the store (the large pit) on their right.
- Put 4 seeds in each of the 12 pits, 48 seeds in all. The stores start empty.
- Decide who goes first with a coin flip.
Rules
- Sow: on your turn, pick up all the seeds from one of your pits and drop them one by one into the following pits, moving counter-clockwise.
- Stores: drop a seed into your own store when you pass it, but skip your opponent’s store.
- Extra turn: if your last seed lands in your own store, you move again.
- Capture: if your last seed lands in an empty pit on your side, you capture it together with all the seeds in the pit directly opposite, and put them in your store.
- End: when one player’s six pits are all empty, the game ends. Each player adds the seeds left on their own side to their store. The bigger store wins.
House rules differ. Some players only capture when the opposite pit has seeds in it, and some give the leftover seeds to the player who emptied their side. Agree before you start.
The Best Opening Move
With 4 seeds in each pit, only one first move gives an extra turn: the third pit from your left, whose fourth seed lands exactly in your store. A common opening is to play that pit, then use your extra turn on the pit next to your store, which drops a seed in your store and starts building on your opponent’s side.
How Much Does Strategy Help?
We let a computer play 100,000 games with both players moving at random, and tens of thousands more using one simple rule: take an extra turn if you can, otherwise make the move that adds the most to your store. This uses the capture rule above, where the opposite pit must hold seeds:
| Game | 1st | 2nd | Draw |
|---|---|---|---|
| Random v random | 49% | 45% | 6% |
| Rule v random | 99% | 1% | 0% |
| Random v rule | 2% | 98% | 1% |
| Rule v rule | 68% | 25% | 7% |
Two things stand out. The simple rule beats random play almost every time, so a little thinking goes a long way. And when both sides use it, going first is a big advantage, so take turns starting.
With perfect play, computer analysis published in 2000 found that the first player can force a win in this standard six-pit, four-seed setup. No human plays perfectly, but it confirms why the first move matters.
Strategy Tips
- Chase extra turns: count the seeds in each pit; a pit whose seeds exactly reach your store gives you another move.
- Set up captures: leave an empty pit on your side opposite a full pit of your opponent’s.
- Protect your big pits: if your opponent can land in an empty pit opposite your full one, move or defend it.
- Hoard near the end: seeds on your side at the end go to your store, so building a big pile in your last pit can pay off.
- Keep count: with 48 seeds, 25 in your store means you have won.
Where Mancala Comes From
Count-and-capture games have been played in Africa, the Middle East and Asia for centuries, under many names such as Oware, Bao and Congkak, and their exact origin is unknown. Kalah, the version described here, was devised in the United States in the 20th century. If you like games where counting wins, try Nim, dots and boxes or Connect Four.
Another classic game of counting and matching is dominoes, where luck decides the tiles you draw and skill decides how you play them.
FAQ
How do you play Mancala?
Each player has six pits and a store. On your turn you pick up all the seeds in one of your pits and sow them one by one counter-clockwise. Landing in your store gives an extra turn, and landing in an empty pit on your side captures the seeds opposite. The bigger store at the end wins.
How many seeds go in each pit in Mancala?
In the standard Kalah setup, 4 seeds in each of the 12 pits, 48 in total. Some players use 3 for a shorter game or 5 or 6 for a longer one.
What is the best first move in Mancala?
With 4 seeds per pit, play the third pit from your left. Its last seed lands in your store, so you get an extra turn.
Does the first player have an advantage in Mancala?
Yes. Computer analysis found the first player can force a win with perfect play, and in our simulations the first player won about 68% of games when both used a simple strategy.
What happens when one side is empty in Mancala?
The game ends. In Kalah each player adds the seeds left on their own side to their store, and the bigger store wins.