Try+These+Games!

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 * Some of these may not work //in// school.**
 * Dairy Queen Apprentice:**

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 * Lemonade Stand Games:**
 * Here's a more complex version... thanks, Caleb:**

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 * Coffee Shop:**

(Warning - this one needs some skill! You must know about simple machines or be very persistent in order to win!) []
 * Deliver Hamburgers:**

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 * Burger Tycoon:**