The garden should be a fun place for children. They should have good memories like most of us do of learning with mom and dad while learning how to grow vegetables. The following sites offer good ideas for caregivers who bring little ones to the garden.
Games that get the young ones engaged with all that grows in the garden
Garden Activities From KidsGardening.com a list of dozens of activities for all ages of children in the garden
Gardening with Toddlers Practical ideas for this active age group
Tips for Teaching Gardening: Gardening should be fun and engaging for children. These rules are for the adults!