v3.26.1
Note 5 - Stockholders' Equity (Tables)
12 Months Ended
Apr. 30, 2026
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
       

Weighted

 
  

Warrants

   

Average

 
  

Outstanding

 

Exercise Price

 

Strike Price

 
  

and Exercisable

 

Per Share

 

per Share

 

Balance, April 30, 2024

  56,555 

$0.001 - $825.00

 $182.00 

Issued

  64,500 

$3.35 - $5.15

 $3.49 

Balance, April 30, 2025

  121,055 

$0.001 - $825

 $86.84 

Issued

  1,982,529 

$3.65-$5.00

 $4.97 

Cancelled

  (793)

   

Forfeited

  (244)

   

Balance, April 30, 2026

  2,102,547 

$0.001 - $425

 $9.59