- Know ways of approaching algebraic thinking with elementary students
- Know how to model addition and subtraction of integers
- Know how to solve problems with algebra tiles
- Know how to model solving an algebra problem with the negative
numbers balance applet.

Balance model for equations:

Read:

Integers:D2L->Content->Algebraic Problem
Solving in the Primary Grades.

Videos:Showing and solving whole numbers
problems with a pan balance.

Showing and solving problems with weights on a scale.

Writing missing number and card problems.

Assignment:Showing and solving problems with weights on a scale.

Writing missing number and card problems.

Do the Balancing Act student activity
sheet, which can be downloaded from the Illuminations
site, and is also in D2L->Assignments-> Balancing Act

Do the Block Pounds activity sheet, which can be downloaded from the Illuminations site, and is also in D2L->Assignments->Block Pounds

Do the rest of the assignment.

Resources:Do the Block Pounds activity sheet, which can be downloaded from the Illuminations site, and is also in D2L->Assignments->Block Pounds

Do the rest of the assignment.

The Pan
Balance-Shapes applet.

The Balancing Act lesson.m

The Block Pounds lesson.

The SMART Notebook file with pan balance stuff in it.

The SMART Gallery file with the pan balance stuff in it.

The video explaining what is in the SMART Notebook file and the SMART Gallery file and how to use them

The Balancing Act lesson.m

The Block Pounds lesson.

The SMART Notebook file with pan balance stuff in it.

The SMART Gallery file with the pan balance stuff in it.

The video explaining what is in the SMART Notebook file and the SMART Gallery file and how to use them

solving equations with algebra tiles and pan balances:

Videos:

Solving an equation with algebra tiles; another example.

Solving pan balance problems with negative numbers.

Readings:Solving pan balance problems with negative numbers.

D2L->Content->Readings->Using
Homemade Algebra Tiles to Develop Algebra and PreAlgebra Concepts

Assignment:This assignment would have been to do a
couple of problems with both applets, record what you did, and then
tell which one you liked best and why....

Resources:

Algebra
Tiles applet.

Pan Balance with Negative Numbers applet.

The National Library of Virtual Manipulatives.

Pan Balance with Negative Numbers applet.

The National Library of Virtual Manipulatives.