© - copyright
1ˢᵗ
2ⁿᵈ
3ʳᵈ
4ᵗʰ
α - alpha
ß - Beta
Ω - Omega
µ - Mu or micro
° - degree
€ - Euro
™ - Trademark
½ - Half
¼ - Quarter
¾ - three quarter

To directly input Ascii from a keyboard hold the ALT key

° is ALT 0176

™ is ALT 0153

† is ALT 01414

For fun
☠ ☯ ☢ ✠ ☮ ☭ ✌ ☣ ☤