Sunday, October 2, 2011

In Math and Science This Week....

Dear Parents,
If you are interested in what your son/daughter will be learning this week, please take a few minutes to read this.


In Math: 
We will move in to our study of subtraction with re-grouping.  Students will subtract 2-digit and 3-digit numbers.  This is a challenging skill for third graders so any extra practice at home is wonderful.  We will practice the very important skill of recognizing when a problem solving situation requires addition or subtraction.  We will use the table below to help guide our mathematical decision to add or subtract in order to solve a problem successfully.  This week will will be really Focusing on Comparative Subtraction Word Problems and Missing Part Subtraction Word Problems.


Combine 2 or more groups of things
Addition
Compare 2 groups of things
Subtraction
Take some things away from a group
Subtraction
Find a missing part of a group
Subtraction


Our Fast Fact Friday Quiz will consist of subtraction problems only and will be a practice.  Please see your student’s Tuesday Newsday folder for the Fast Fact quiz from Friday.  This can help guide your studies at home each night.  As we begin working with addition and subtraction of large numbers, correct re-call of math facts will be incredibly important.  Students should be studying facts every night for at least 5 – 8 minutes. 


In Science:

This week we will continue investigating matter by experimenting with the changes of matter.  Students will learn about “physical changes” and “chemical changes”.  We will look closely into changing from a solid to a liquid and vice versa, and changing from a liquid into a gas and vice versa. We will conduct a fun experiment called The Great Ice Cube Race to observe one of these changes and discover what a physical change needs in order to happen.  We will assess the students knowledge of the states of matter through an end of unit exam next week.

  

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