The results are in!

they have been judged on:
How it flies or drives out of 10,
How it looks out of 10,
Features it has out of 10.
total out of 30.
1-5 bonus points if I find it really amusing

1st place: The toothpick missile; This flies very nicely, but it could go without the gyroscope if the COM was further back.
Performance: 10/10
Features: 5/10
looks: 6/10
1 bonus point
total: 22/35

2nd place: The flying pan; If the COM was at the start of the handle, it might not need the gyro on all the time.
Performance: 7/10
Features: 4/10
Looks: 7/10
3 bonus points
Total: 21/35

3rd place: How to protect your shopping cart from improvised explosives; This is very unbalanced when turning and has a tendency to fall over.
Performance: 3/10
Features: 6/10
Looks: 8/10
3 bonus points
total: 20/35

4th place: The fighter spoon; this is rather unstable and struggles to take off from the ground, but works great from the air (you could have mentioned it)
Performance: 6/10
Features: 2/10
Looks: 5/10
4 bonus points
total: 17/35

5th place: Flying number 3 pencil; This thing has no control in the air, no control surfaces and cannot take off. Also, the engines are way too far back on the body.
Performance: 0/10
Features: 3/10
Looks: 10/10
3 bonus points
total: 16/35

6th place: The toilet plane; This plane has too much drag, making flight difficult. it also cannot turn in the air.
Performance: 3/10
Features: 1/10
looks: 2/10
1 bonus point
total: 7/35

7th place: Glass of water helicopter; this thing has no way of changing direction and is basically just a propeller engine.
Performance: 5/10
Features: 0/10
Looks: 1/10
total: 6/35

A lot of these builds could be improved. It doesn't mean you're a bad builder, it just means you have a bit more work to do. Congrats, BadAtGaming13.