Choose MyPlate has lots of good information and interactive tools for adults and children.
https://learningstore.extension.wisc.edu/ The Learning Store publications on fresh produce how to select, store and serve.
The Learning Store offers educational media developed by UW–Madison Division of Extension researchers and staff to support healthy and financially secure families, food safety, environmental issues, agriculture and farming, and community and economic development.
National Center for Home Food Preservation
Safe & Healthy: Preservation Food at Home (UWEX)
The Learning Store (UWEX)
Sign up for food safety and food preservation updates via the UWEX food safety blog: