Edge on Science offers one-week summer programs for budding scientists and engineers at Regis College in Weston, with door-to-door transportation available from Newton, Brookline, Weston, and Wellesley. Register by February 28 for early-bird savings in these programs:  Galileo’s Astronomy, Bridge Building, Catapult Engineering, Drone & Code, Let’s Experiment!, Amazing Bugs, Whales ‘n Things, Summer Rocket Blast Off, Hydraulics Makerspace. Each program has no more than 7 students per instructor and offers a project-based introduction to engineering using drawings, tools, hardware, measuring instruments, computer applications, and modeling.