3x3 is our tic-tac-toe fact.  If you look at a tic-tac-toe grid it has 9 spots. 

 

4x4 is the driving fact.  (How old do you have to be to drive?  16)

 

When you multiply by 5 just count by 5's.

 

6x7 = Don't be blue  6x7=42

 

7x8 and 3x4 are grade facts.  Use this rhyme...

                 Before your friends were in grades 7 and

                 8 what grades were they in?  56

 

                 Before you friends were in grade 1 and 2 what

                 grades were they in?  12

 

8x8 has a rhyme...  8x8 went out the door it came back in as 64.

 

Three of the six facts are rhyming sixes.  The answer rhymes if you say it right.  6x4 is 24 ...  6x6 is 36  ...  6x8 is 48

 

7x7 has two different tricks. 

                  7x7 is the miner 49er

                           or

                  7x7 is the football team  ...  the 49ers