Identify what are your goals related with the OutDoor Activity and define the type of activity to be developed:
a a tour to geo-reference (national, cultural, historical or natural heritage) ;
b a outdoor activity related with a specific subject: maths, sciences, literature, etc. ;
c a outdoor activity to collect material to be worked in the classroom ;
d a outdoor activity to evaluate a given curriculum topic ;
e a free outdoor activity during a field trip ou a school trip