Fools line up

Play the perfect prank with this simple paper plan. Print a couple of copies and line up your victims one by one, stand back and watch them worry! You'll have the printable solution in your hand to give up when they do!

What you need:

• computer with internet access
• paper
• printer
• coloured markers

Number of players:

Activity:

Can your victim find the solution?

Step 1. Print out the problem sheet and hand it out to one or more of your friends.

Step 2. Explain the rules:

• You must join the squares of the same colour with a single line
• You must not cross another line
• You must stay within the big box

Step 3. Sit back and watch the worrying unfold. When they've had enough, show your printed solution.

Print the problem.

Print the solution.