Nets for 3D Geometry

If you need some nets for somewhat more unusual shapes, here is a great link.

Times tables using your hands!

Here is how you can multiply with your fingers for multiplication facts from 6 times 6 to 10 times 10.

Here is a short video explaining how to multiply using your fingers for number facts from 6 times 6 to 10 times 10.  It is really interesting and I wonder why it works?

If you learn better by reading, here is a link to a written version.