I started stashing the change and dollar bills from my allowance 10/12. Here's my progress:

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PREVIOUS TOTAL
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  $78.23 total as of 11/2
- $ 0.00 reward for 1W1G #3 (I didn't make it on time!)
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  $78.23
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THIS WEEK
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  $10.00 dollar bills
  $ 4.75 quarters
  $ 1.40 dimes
  $ 0.15 nickels
  $ 0.20 pennies
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  $16.50 total this week
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  $94.73 total as of 11/07