Sunday, October 10, 2010

Math

We are already in our 2nd Unit of Math. In Unit 1 we explored Naming and Constructing Geometric Figures. In Unit 1 Lesson 2 we worked on points, line segments, lines and rays; we labeled them and learned the correct symbols for naming them.

In Lessons 3 - 5 we discussed different types of POLYGONS (closed shapes with straight lines that do not intersect). In Lessons 6-7 we explored using a compass and creating circle constructions with it. We discussed concentric circles (one circle within the other - with neither circle touching the other), and congruent shapes (shapes that are the same size). We explored hexagon and triangle constructions in lesson 8.

We had our first Math Assessment in Lesson 9; we will be bringing them home for corrections this week! Please pay attention to the areas which need work - they are clearly marked and pointed out.

We have moved right along into Unit 2 - exploring number values. We enjoyed Game Day, when we played important and fun math games that correspond to the material we are learning!

We played Polygon-Pair Up (matching shapes and their properties - for example a rhombus card  with a property card that says "2 pairs of parallel sides and no right angles"); Name that Number (where each player has a secret number and they need to guess a digit contained in their opponent's secret number. If that digit is present they need to name the number's value, and then the amount is added or subtracted); Addition and Subtraction Top-It (comparing sums or differences of two or three cards. The player with the biggest sum or difference takes all the card).

Please make sure to write on the homework log if any of the Math Study-Links seem difficult. I would like to know so we can help!

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