The National Museum of the US Air Force had some fun hands-on exhibits.
Daisy enjoyed drawing an airplaneThe air blowing upwards between the balls created low pressure and the higher pressure on the outside pushed them together.Which shape of airplane gets pushed back the furthest in the wind tunnel?They played with this for a long time, watching the airplane glide down the zip line and land on the runway.Flying (or rather crashing) the space shuttleSitting in cockpits was fun!Steering the helicopterLanding the plane (her approach may have been a little too fast)