| Schedule of marketable securities |
| | Cost Basis | | | Unrealized Gains | | | Unrealized Losses | | | Total | | | | $ | | | $ | | | $ | | | $ | | August 31, 2020 | | | 56,250 | | | | 9,441 | | | | (28,762 | ) | | | 19,321 | | Common Stock | | | 980,775 | | | | 6,802 | | | | (190,665 | ) | | | | | August 31, 2021 | | | 1,037,025 | | | | 16,243 | | | | (219,427 | ) | | | 833,841 | | Common Stock | | | 278,107 | | | | 118,195 | | | | (822,809 | ) | | | | | August 31,2022 | | | 1,315,132 | | | | 134,438 | | | | (1,102,236 | ) | | | 347,335 | |
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