$29.95-$34.95 | 22.5 miles/35 min. away | Diggerland USA, 100 Pinedge dr., West Berlin, N.J., 856-768-1110, diggerlandusa.com. As much as children of the modern era are glued to their iPads and Xboxes, they still seem to wanna get their hands dirty, too. Take Bob the…