The match ended in a goalless stalemate at the end of regulation time.
Earlier in the day, the Gambia narrowly lost 1-0 to Ecole Omar INB Khatab Rabat of Morocco in the semifinals.
Scan Aid started the tournament with a 1-1 draw against the host team, Edendale Technical High School before they were beaten 2-0 by Fountain Gate School.
The Gambian girls will pocket $150, 000 (equivalent to over 9 million dalasis) for winning the third place in the CAF School Football inaugural tournament.