Annual report pursuant to Section 13 and 15(d)

Prepaid expenses and other current assets are as follows: (Details)

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Prepaid expenses and other current assets are as follows: (Details) - USD ($)
Apr. 30, 2022
Apr. 30, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Prepaid consulting fees $ 186,667 $ 613,758
Prepaid insurance 155,880
Other prepaid expenses 7,176 353,352
Other receivables 16,210
Total prepaid expenses and other current assets $ 349,723 $ 983,320