Hey!
Look what I found! This website has a nutrition curriculum for grades K - 2.
                 http://www.energybalance101.com/teachers/?grade=k-2

This curriculum is perfect for summertime when school is out and little minds are still HUNGRY for new information!  There are four modules with 14 worksheets related to exercise that contribute to an ENERGY BALANCE for good health. Copy and paste it in your web browser to create an energy balance in your center today!