5 Things You Need to Know Today: June 10

1.Today is opening day for both Crystal Lake and Gath Pool. General swim begins at 3 p.m. and will remain open until 8 p.m.

2. It's Book Review Day at the Newton Senior Center. Maura Copeland from the Newton Free Library will present three of her most recent "must reads" at 2:30 p.m.

3. Bike Newton will hold another evening bike ride today. Arrive at the Newton Free Library this evening at 5:45 p.m. The ride will be approximately 10 miles.

4. The Commission on Disability will meet at 6 p.m., the Finance Committee at 7 p.m. and the Zoning and Planning Committee at 7:30 p.m. Click the links for agendas.

5. There is a drop-in playgroup at Nahanton Park today at 10 a.m. Toddlers and their caregivers are invited. Adult admission is $3.