2. Airplane Control Surfaces

SUBJECT: Science GRADE: 7,8,9 GROUP SIZE: Small or Large TIME: 2-45 Minute periods TYPE OF ACTIVITY: Student Investigation and Teacher…

Chevak BAP – First Flight

Chevak watches as student-built LSA takes flight Rob Stapleton | Apr 07, 2011 Enlarge This Image Chevak students and family…

Happy 2012

Some interesting math stuff to celebrate the new year Happy 2012 – links to several other mat sites celebrating 2012…

Climate: Cool your jets

Climate: Cool your jets changes to jet fuel could mitigate climate impacts. PHOTO BY BOB BERWYN. Taking sulfur out of…