Calculator Math Tricks Author:Joelle Murphy Key: Instructions, Materials — Single or Nothing: "Guess" your friend's secret number! — Double Play; Triple Play; Double Take! — Favorite Number: Make a friend's favorite number come up 8 times in a row! — Strong Number; Birthday Bash: "Guess" someone's birthday! — How Old is Your Teacher; Calendar Caper; Left or Right?; Throw It! — It's All... more » in the Cards!: "Guess" which card your friend chose from a full deck!
Perfect Palindromes; What's the Word?: Find the exact word your friend has secretly chosen from a book!
Talking Numbers: Make words andriddles for your friends to read and solve.« less