Can you guess a four digit number? It may be a secret military code or a treasure box key. All the digits in this secret number are different. For each of your guesses computer will tell you how many digits are perfectly matching the code (Match) and how many are in the code but in a different place than you guessed (Hit). Can you do it in less than 6 guesses? Practice your logic skills with this Hit & Match game (also known as Bulls and Cows game.) Recommended for ages 10-100, parent assistant is advised for younger kids. The game is created by Gilad Oved for TheMathMom. Find more of Gilad's games and MCAS math practice tests on his website www.gv-8.com.

Read about the fascinating history of this game in The Math Mom's blog: The game of my childhood: Bulls and Cows or Mastermind.