Children can select from different types of balls -- rubber, glass, lead, etc and see how the balls change when pushed and rolled.
(Children; can select; from different types of balls) (the balls; rolled; ) (Children; see; how the balls change when pushed and rolled) Context(Children see,List([0, 85))):(the balls; change; T:when pushed and rolled)
Children see,List([0, 85))
Children the balls Children the balls
can select rolled see change
from different types of balls
how the balls change when pushed and rolled
T:when pushed and rolled