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Note 4 - Equipment (Tables)
3 Months Ended
Mar. 31, 2021
Notes Tables  
Property, Plant and Equipment [Table Text Block]
March 31, 2021
 
Cost
   
Accumulated
depreciation
   
Net book
Value
 
                         
Equipment and computers
  $
148,810
    $
133,400
    $
15,410
 
Furniture and fixtures
   
14,787
     
8,907
     
5,880
 
    $
163,597
    $
142,307
    $
21,290
 
December 31, 2020
 
Cost
   
Accumulated
depreciation
   
Net book
Value
 
                         
Equipment and computers
  $
146,545
    $
130,798
    $
15,747
 
Furniture and fixtures
   
14,787
     
8,695
     
6,092
 
    $
161,332
    $
139,493
    $
21,839