Windmills
- Episode aired Sep 14, 2015
Experimenters Aaron and Sylvia visit Nina in her workshop and discover what makes windmills' sails turn in the wind.Experimenters Aaron and Sylvia visit Nina in her workshop and discover what makes windmills' sails turn in the wind.Experimenters Aaron and Sylvia visit Nina in her workshop and discover what makes windmills' sails turn in the wind.