The seventh annual MassRobotics Robot Block Party will feature robot demonstrations and hands-on activities on September 28 from 10:45AM-4PM at 88 Seaport Blvd, Boston. It is free and open to the public.

The next presentation in Broad Institute’s Broad Discovery Series of free, public lectures will be on May 21, 6PM-7PM at the Broad Institute Auditorium + Lobby (415 Main Street, Cambridge). The topic will be Moving from “hit-or-miss” toward a brighter future for psychiatric diagnosis and care. Scientists from the Stanley Center for Psychiatric Research will join peers and family members from the community to discuss how genetics and biology are shaping an improved understanding of psychiatric conditions, how that might address community concerns, and what it could mean for diagnosis and care now and in the future. Register here.

This talk will be held both in person and virtually. Those attending in person are invited to a reception with refreshments in the Broad Discovery Center following the talk.

MIT’s Edgerton Center will host the Edgerton Teams Showcase on April 9, 4PM-5PM, in Lobby 13 (77 Massachusetts Ave., Cambridge), where 16 student teams will present their current projects. The MIT Solar Electric Vehicle Team will unveil its latest creation, Gemini, and the MIT Motorsports Team will unveil its MY2024 race car. For more information, email Peggy at peysenba@mit.edu. Participating teams:

Arcturus (Roboboat), AssistiveTechnology Club, ChemE Cube, Combat RoboticsClub, Design Build Fly, Electric Vehicle Team, First NationsLaunch,  MIT Radio Society WIMX, MITERS, Motorsports,  Robotics Team, Rocket Team, Solar Electric Vehicle Team, Spokes, Sustainable Engine Team, Wind Team

The Acton-Boxborough Math Competition (ABMC) will take place on April 6, 8AM-2PM, at R.J. Grey Junior High School (16 Charter Road, Acton). It’s a Mathcounts-style competition open to students in Grades K-8, competing individually or in teams of 2-4. Register online  as an individual competitor, a pre-registered team, or an individual to be randomly assigned to a team. The cost is $20 if registered online or $25 if registered in-person at the competition.

Prizes are awarded to high-scoring individuals and teams. ABMC will also host a free online contest with the same format as the on-site contest, but online contestants are not eligible for prizes and will be ranked separately.

Acera School (5 Lowell Ave, Winchester) will host its Math Festival on Sunday, April 7, 10AM to 12PM for students in Grades K-12. It’s a free event of math and logic-themed games designed to inspire creative reasoning and collaborative problem-solving. Parents/guardians with their kids are all welcome — and invited to bring friends. Register online.

Math challenges include: Algebra on Squares, Chocolate Fix, Game of Amazons, Hexahexaflexagons, Jumping Frogs, Jumping Julia, Mosaics, Rook’s Move, Skyscrapers, and Tower of Hanoi.