The Weekender: All About Invertebrates, eWaste Fundraiser, NFL Flag Football

Friday, Jan. 10

January Toddle Ramble: All About Invertebrates
10:30 a.m.
Hayward Shoreline Interpretive Center, 4901 Breakwater Avenue, Hayward

Saturday, Jan. 11

Calvary Lutheran School’s eWaste Fundraiser
9 a.m. to 4 p.m.
Calvary Lutheran Church & School, 17200 Via Magdalena, San Lorenzo

Bird Hike: Birds, Birds Everywhere but Not a Drop to Drink
10 a.m.
Hayward Shoreline Interpretive Center, 4901 Breakwater Avenue, Hayward

Sunday, Jan. 12

Weekend Weed Warriors
1 p.m.
Hayward Shoreline Interpretive Center, 4901 Breakwater Avenue, Hayward

NFL Flag Football
2 p.m.
19400 Santa Maria Avenue, Castro Valley