This is a neat video, showing how to calculate the value of Pi using real pies (yum!). It might help your youngsters remember the definition of Pi better as they remember the visual pic of pies around the big circle and pies going across. :)
Remember also that Pi day (3/14) is upon us soon...
from Homeschool Math Blog http://ift.tt/1KBzV48
via
Remember also that Pi day (3/14) is upon us soon...
from Homeschool Math Blog http://ift.tt/1KBzV48
via