More school trips are now linked to the Curriculum for Wales and schools trying to widen learners experiences but these trips also have a cost attached to them.
Mae mwy o deithiau ysgol bellach yn gysylltiedig â'r Cwricwlwm i Gymru ac mae ysgolion yn ceisio ehangu profiadau dysgwyr, ond mae costau yn gysylltiedig â'r teithiau hyn hefyd.