http://minecraftkidsquests.blogspot.ca/
Math Missions:
https://minecraftmission.wordpress.com/
https://www.youtube.com/watch?v=r34uz7nAGis
Pyramid of Squares
Start with your biggest square as the base.
Then each square on top of that must be one block smaller.
Here is another way to build a pyramid.
There are many different pyramid shapes, what type did you build?
How big did you make your pyramid?