Year nine pupils at Fitzharrys School raised £550 for the Thames Valley and Chiltern Air Ambulance Trust through their own business ventures.
Student Courtney Lowe, 14, raised more than £200 through cake sales, car washes, baby-sitting and dog-walking.
Lucy Ashmall, 14, earned more than £100 running a ‘guess the number of sweets in the jar’ competition with Courtney, alongside cake sales and other activities.
Teacher Sara Othen said: “I am incredibly proud of their achievements. They far exceeded my expectations of how much they’d raise.”
Eleanor Green, of the Thames Valley and Chiltern Air Ambulance Trust, said: “These guys have done a fantastic job. It is enterprising students like these who keep us in the air.”
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