Sunday, November 10, 2013

Number Mystery Skype

Number Mystery Skype Post


On Wednesday, we had our first Number Mystery Skype post! We Skyped with Mrs. King’s 2nd grade class in Indiana. Instead of trying to figure out what state Mrs. King’s class was in, we were trying to figure out their Mystery Number! In addition, Mrs. King’s class was trying to figure out our Mystery number. Our mystery number was 39 (the total amount of students in Ms. LaRose’s and Ms. Warren’s class). To figure out Mrs. King’s classe’s mystery number we asked a variety of yes/no questions. Some of the questions we asked were:


Is your number odd?
Is your number greater than 50?
Is your number a multiple of 5?
Does your number have a 9 in the ones place value?
Does your number have a 3 in the tens place value?


Every student had a 100s chart and marked off numbers on their hundreds chart when Mrs. King’s class answered one of our questions. After a lot of hard work and collaboration we figured out Mrs.King’s class mystery number was 28! We have scheduled another number mystery with Mrs. King’s class after our November break. We are thinking of having our mystery number be between 0 and 1,000!



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