This is a warmer to get students focused and working together. Use the game “Cannibals and Missionaries”.
Explain the rules to the students:
There are 3 cannibals and 3 missionaries who want to cross a river. There is a small boat which can carry 2 people, 1 person must remain in the boat to row it across the river. If the number of cannibals on any side is greater than the number of missionaries, the cannibals will eat the missionaries. Students need to find a solution to the problem.
We should/ought to…
If we leave the cannibals here, they’ll eat the missionary.
Hold on a minute!
What if we…..?
How about +ing…
Have students work as a class to solve the puzzle.