As an individual stick, not very. Popsicle sticks are made of Yellow Poplar, a soft, not terribly strong wood. But with laminating by using glue, and basic structural principles, very strong objects can be built of popsicle sticks.
Popsicle sticks, tape or zip ties. Straws if you want
At a popsicle sticks store
balsa
Depends on the design of the bridge, and how the sticks are joined. In theory I could build a bridge of popsicle sticks that would support several tons of weight- but it would take a LOT of popsicle sticks.
balsa
yes
yes
Yes
Popsicle sticks are made out of White Birch.
Well I think Popsicle stick
use wod
They're made from white birch. They're also called "popsicle sticks," and balsa's not strong enough to make those.