Feature Photo- Nature Nook at Mass Audubon’s Boston Nature Center. Design: studioMLA Architects   What do you do when your kids are bursting with energy, but you don’t have time to take them to the park? What if your backyard offered classic play opportunities like building a fort or making a mud pie? A Yard & A Half’s team now includes Erica Quigley, a landscape designer with experience creating and managing children’s environments. We can help…