Education World
Predicting Pumpkins
If you want more pumpkin seeds, you should get a bigger pumpkin—right? Young harvesters use estimation skills to make a hypothesis about how many seeds they will find in a pumpkin before examining the real number inside.
Doina Popovici
Math Play: 5th Grade Halloween Math Game
A Halloween game where students try to destroy monsters, witches, and other characters while strengthing their skills at identifying numbers in the hundreds, thousands, millions, and billions.