Gram Guessing Game

Your Assignment:
Find four items in your home that weigh:    
     7 grams, 17 grams, 70 grams, and 700 grams,
     Tip:  Take a good look at the items below to help you get close to the actual   
     amounts of your objects.

Rules:    
     The items cannot be objects shown below.
     A scale cannot be used at home.

Winning Students     
   Once weighed, the students with the items closest to the actual amount without going over   WINS!