U.S. Department of Agriculture-Choose My Plate
http://www.choosemyplate.gov
First you can check out the '10 Tips Nutrition Education Series.' This comprehensive list has one page printable sheets for a wide assortment of topics including 'choose my plate,' 'kid friendly veggies and fruits,' 'be a healthy role model for children,' and 'cut back on your kid's sweet treats,' to name a few. You can get Choose My Plate printable and savable graphic resources. The website has videos and information for pregnant and breastfeeding mothers, as well as information for children ages 2-5 and 6-11. The preschool section has daily food plans and sample meals and snacks. There is a growth chart, help for picky eaters, and recommendations for being a healthy role model, planning more activity, and developing healthy eating habits.
National Dairy Council
http://www.nationaldairycouncil.org
As stated on their website, "Children ages 2 – 8 are encouraged to consume 2 cups of milk or equivalent milk products each day, as recommended by the Dietary Guidelines for Americans." This website touts the value of milk and flavored milk for children including handouts and presentations. They list sample school menus for breakfast and lunch as well as the nutrient information for children in grades K-5. There is also a Child Nutrition Health Education Kit and a parent information area.
Eat Right, Academy of Nutrition and Dietetics
http://www.eatright.org/childhoodobesity
The healthy start section covers nutrition during pregnancy and early childhood. There are sections on eating right affordably and the importance of regular physical activity. In the 'eating right at school' section there are tips for good breakfast, lunch, and snack choices at school, and position papers on school wellness programs. There are fact sheets available and they promote the importance of parents and caregivers practicing what they teach and being role models for teaching children about the value of nutrition and exercise.
La Leche League International
http://www.lalecheleague.org
La Leche League promotes the importance of breastfeeding your child. Their mission is to support breastfeeding mothers through education, information, and mother-to-mother support. There are mother-to-mother forums on many things including breast feeding at various ages, milk expression and storage, milk production, nutrition, and local news and announcements.