Quarterly report pursuant to Section 13 or 15(d)

5. STOCK OPTIONS AND WARRANTS (Details Narrative)

5. STOCK OPTIONS AND WARRANTS (Details Narrative) - USD ($)	3 Months Ended		9 Months Ended
	Jan. 31, 2020	Jan. 31, 2019	Jan. 31, 2020	Jan. 31, 2019	Apr. 30, 2019
Stock based compensation - options			$ 309,170	$ 282,673
Options [Member]
Options outstanding	94,650,000		94,650,000		107,450,000
Options granted in period			12,200,000
Aggregate intrinsic value	$ 125,970		$ 125,970
Aggregate intrinsic value per share			$ 0.056
Options [Member] \| Employee Options [Member]
Options granted in period			11,000,000	0
Options [Member] \| Non-Employee Options [Member]
Options granted in period	0	0	1,200,000	1,200,000
Non-Employee Options [Member]
Stock based compensation - options	$ 10,411	$ 21,331	$ 24,237	$ 78,054
Unrecognized compensation expense	17,089		$ 17,089
Unrecognized compensation expense weighted-average period			5 months
Employee Options [Member]
Options granted in period			0
Stock based compensation - options	74,025	$ 284,934	$ 51,153	$ 204,619
Unrecognized compensation expense	$ 194,758		$ 194,758
Unrecognized compensation expense weighted-average period			2 months
Warrants [Member] \| Aeon Capital [Member] \| May 2018 Warrant [Member]
Warrants issued, shares				1,388,889
Aggregate fair value of warrants issued				$ 19,000
Warrants [Member] \| Aeon Capital [Member] \| June 2018 Warrant [Member]
Warrants issued, shares				1,923,077
Aggregate fair value of warrants issued				$ 38,000
Warrants [Member] \| Aeon Capital [Member] \| November 2018 Warrant [Member]
Warrants issued, shares				2,272,727
Aggregate fair value of warrants issued				$ 19,000
Warrants [Member] \| Aeon Capital [Member] \| June 2019 Warrant [Member]
Warrants issued, shares			1,388,889
Aggregate fair value of warrants issued			$ 9,000
Warrants [Member] \| Aeon Capital [Member] \| July 2019 Warrant [Member]
Warrants issued, shares			1,944,444
Aggregate fair value of warrants issued			$ 12,000
Warrants [Member] \| Aeon Capital [Member] \| August 2019 Warrant [Member]
Warrants issued, shares			3,500,000
Aggregate fair value of warrants issued			$ 12,000