Description Workers use ladders to get ten or twenty feet off the ground. Ladders would be too shaky.
Workers use scaffolding instead.
In this lesson you will find out what scaffolding is and how workers use it. Activity Workers use scaffolding to be able to work on the sides of buildings. The workers need to be able to build scaffolding that is strong, but light so they can move it if they need to. You will build a model of scaffolding in this activity. Let s look at some pictures of scaffolding.