Their seventh grade math buddies then came to their class and:
The second graders read them the story
They explained the math they learned
Then they sang their two songs
The seventh graders then went to their class and used concrete materials to model and then to write algebraic expresions for the sums of the first N odd, even and Natural numbers.
Then the seventh graders wrote and sang a song to the second graders
Here’s a square
Chocolate bar
Eat this piece
Said the Wolf
Eat some more
And some more
Here’s a square
Chocolate bar
There are………………
Odd numbers hiding in squares.
Squares are cool
Cause they have
Odd numbers inside of them
1,3,5,
7,9,11
Hey Sis
Do you want to see,
Something cool………...
Odd numbers hiding in squares