A 42-year-old woman was killed while riding an e-scooter in Allentown.
The two 14-year-olds were thrown from their electric scooter after colliding with a pickup truck.
The new law would add electric scooters to the state's vehicle code, add safety measures around them, and allow for education about the devices.
Ridley students, parents, teachers, and the community lined the road wearing pink shirts and holding signs that said things like "Bella Strong.
Abigail Gillon was riding an electric scooter with her best friend when the girls were hit by a car on Lehr Boulevard near Concord Road.
Segway said the folding mechanism on roughly 220,000 of its scooters can fail while in use and cause the handlebars or stem to fold, and at least 20 people have been injured.