24

game instructions

• DRAW four random cards.
• Form a math expression which equals 24.
  • CHECK your solution and score points.
  • If impossible, REJECT the cards and score points.
  • If in doubt, ask the game to SOLVE the math at the risk of losing points.
• Repeat.

interaction

 - drag and drop --- cards onto your hand and rearrange your hand.
 - right-click --- remove card from hand.
 - double-left-click --- append card to your hand.