Brendon Do, 8, prepares to launch his paper airplane during a session of the EcoRock camp held Thursday at Frederick Douglass Elementary School. (Photo by Ginger Perry/The Winchester Star)
EcoRock instructor and fourth-grade teacher Maggie Gavello helps Emma Westfall, 8, make some adjustments to her sailboat during a session of the Winchester Public Schools’ EcoRock day camp Thursday.
EcoRock campers, along with instructor and Frederick Douglass Elementary School second-grade teacher Lori Brown, watch as Matthew Siefert, 7, launches the paper airplane he made at the camp on Thursday at the school. This year’s camp has focused on wind energy. (Photo by Ginger Perry/The Winchester Star)
Propelled by a room fan, it traveled the fastest across a large...