Forces, Flight & Fall
4th and 5th Grades: What keeps a bird, or a plane, in the air? 4th and 5th graders are finding out, as they explore the forces and motion of flight.…
4th and 5th Grades: What keeps a bird, or a plane, in the air? 4th and 5th graders are finding out, as they explore the forces and motion of flight.…