Bell Work
Nine to Five
You will need toothpicks for this activity. Have students make the diagram shown below using 24 toothpicks. The challenge is to have them remove 4 toothpicks to change the figure from 9 congruent squares to 5 congruent squares.
![Workin' 9 to 5](/images/bellwork/925.gif)
Here's the solution:
![Solved!](/images/bellwork/925solve.gif)