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Lessons to show parents
0 Mental subtraction by picturing subtraction as distance (a use of rounding).png
1 How many tens (addition), "carrying" without carrying.png
2 How many tens (addition), standard form.png
3 How many hundreds (addition), standard form.png
4 Using experience to make sense of the common addition algorithm.png
5 Common addition algorithm, visualized.png
6 Common addition algorithm, more independent.png
7How many hundreds (subtraction), "borrowing" without borrowing.png
8 Extending multiplication to 2-digit numbers.png
Parents like to know that the program has a full range of mathematics.doc
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