Note 7 - Leases - Schedule of Financing Lease (Details) - USD ($)	Aug. 31, 2024	May 31, 2024
Non-cancellable financing leases	$ 17,455
Production equipment under financing leases	97,047	$ 176,565
Less: Current portion	(14,505)	(19,171)
Less: Accumulated amortization	(59,294)	(119,759)
Non-cancellable financing leases, net of current portion	2,950	3,972
Production equipment under financing leases, net	37,753	56,806
Non-cancellable Leases [Member]
Non-cancellable financing leases	17,455	23,143
Less: Current portion	(14,505)	(19,171)
Non-cancellable financing leases, net of current portion	$ 2,950	$ 3,972