Sunday, February 15, 2015

Building Number Sense

We have been digging deep into place value objectives.  We have been comparing, building, decomposing, writing, and learning about numbers.  Our explorations have included low tech methods and high tech methods...and of course lots of fun!  Here are just a few of our activities!


To introduce comparing numbers we had a heart race.  We scattered hearts all over the carpet.  Two students had ten seconds collect as many hearts as possible.  Then the players counted the hearts and announced to the class.  The students all wrote the inequality on their whiteboards.  Here is one round of our fun.



After we practiced heart race inequalities, we practiced individually with dominoes.  Students choose two dominoes and made the correct symbol in between the dominoes.  Some students added an extra challenge by putting two dominoes to add together on each side.  Great thinking!



Using our knowledge of greater than/ less than, we decided to play a little game...#guessmynumber.  We played this guessing game with a kindergarten classroom at Beartooth Elementary through Twitter.  Each classroom had a secret number and asked the other classroom clues to guess the number.  We had to use our knowledge of greater than/ less than, digits, place value, even/odd...both classes worked very hard.  Here is just a few of our tweets:


We have a great app called Mystery Number that is similar to this #guessmynumber game.  The app contains four different games that give students lots of opportunities to explore concepts of number and place value.  One of the games has students guessing a mystery number by asking questions just like #guessmynumber.  The games can be played with one player or two.  Check out Mystery Number ($1.99) on the app store. 



There are also some amazing, interactive games online that practice important place value objectives.  Check out the links below.  We have done these games on the Chromebook lab.  The children are so engaged in "playing" they don't realize how much they are learning!

Skip Counting- 10, 5, 2

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