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Category: Grades K-2

Common Core Mathematics Standards Focus – Commutative Property of Addition

Common Core Mathematics Standards Focus – Commutative Property of Addition

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Making sense of and understanding mathematics is the foundation of the new Common Core State Standards in Mathematics.  It is not enough that kids can compute with numbers – they must understand why those computations work.  Enter Number Theory, the part of math that explores numbers and how they relate to each other.  At the heart of Number Theory are the properties of number.  One of the first ones students will encounter is the Commutative Property of Addition.  It states…

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Data Analysis and Problem-Solving in Second Grade

Data Analysis and Problem-Solving in Second Grade

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What a treat it was for me to work with two second graders yesterday in Mrs. Durbin’s class. Mrs. Durbin created a fun project for these two high math students to provide them with extra challenge. I’m there to help facilitate them while she teaches the rest of the class. When I arrived for my first session with them last week, they had already collected their data. Their chosen topic was sports equipment in the primary grades. They wanted to…

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Big Dice for Little Kids – Practicing Number

Big Dice for Little Kids – Practicing Number

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How do we get our young children comfortable with numbers? We count things with them. Lots and lots of things. We count the number of forks on the table, the number of grapes on the plate, the number of pennies in our pocket. Counting just becomes something we do. Here’s a fun, hands-on project that turns counting into a game. You’ll need: -1-2 empty “cube” tissue boxes (the boxes are not exactly cubes, but close enough) -colored construction paper -glue…

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Pocket Chart Sorting and Classifying in Grades K-1

Pocket Chart Sorting and Classifying in Grades K-1

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Got lots of left-over greeting cards? Here’s one fun way I found to use them with kindergarten and first graders. I sort the cards into two categories and the students try and figure out my rule. In the example above, I sorted the cards into pumpkins and hearts. It was pretty easy for students to figure that one out. But, after that, they can get pretty tricky and student really need to look carefully for similarities within groups: cats vs…

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