Edge on Science offers these summer programs for budding scientists and engineers at Regis College in Weston and Gann Academy in Waltham:

• Hydraulics Makerspace (ages 8.8-14): July 5-7 at Regis
• Bridge Building (ages 9.8-14):  July 17-21 at Regis
• Galileo’s Astronomy (ages 9.8-14):  July 24-28 at Regis
• Catapult Engineering (ages 10-14):  June 26-30 at Regis, August 7-11 at Gann
• Summer Rocket Blast Off (ages 9.8-14): July 10-14 at Regis, July 31-August 4 at Gann

Each is a project-based introduction to engineering using drawings, tools, hardware, measuring instruments, computer applications, and modeling. They are week-long day programs (except for Hydraulics, which is 3 days) with fewer than 7 students per instructor.