This is a series of lessons focused on:

• Making Zero (Sea of Zeros idea)
• Adding integers using chips and a checking account analogy

It contains three activities and homework:

• Part 1 - Making Zero
• Part 2 - Adding integers with the Chip Model
• Part 3 - Adding inetgers with the Checking Account Analogy
• Homework

To see a related video, go to:

http://vimeo.com/71450580