Grass pathway through the vegetable or flower garden and a twig arch on each end of the path. Remember to make it the same width as the mower. The twig arch would look great with a gate. Image from the Complete Kitchen Garden Book
A Dry river bed instead of a traditional sand pit. Large and smaller river rock lining a sand river with tree stumps, ferns and toys. This is a home daycare that has a lot of natural play elements in their backyard play environment.