Friday's that (un)Lucky Day

Friday's that (un)Lucky Day!

Here are some activities to do on Friday the 13th. Have students:

make up their own superstitions
calculate how big 13 acres is
make up math problems that use the number 13
practice estimating how long 13 seconds is
run around the building 13 times
use a map to find two points in your city (district or provience) 13 miles apart
estimate how fast 13 miles per hour would be
write a funny story titled "13" that refers to 13 somehow as in TV channels, 13th floor, 13 years old.