We move mulch. We catch toads. We pull a few weeds. We blow the fuzz off dandelions. This age of unbridled exploration must be accompanied exploration.
Preschoolers are never safe unattended.
And while you're together, you have a chance to explain the life cycle of a seed or the history of evolution in an ancient fern. Let kids take the lead while you supply the background information. It's in the storytelling that kids learn about gardening and the world. No one does. Library trips are part of the journey.