How come when I am confident to take a test I always do bad, but when I am not confident I always do good?

where can you take an IQ test? ["or can you make like a home made IQ Test?" Said my brother].

my friend has just done an english grammar test this is his results is it bad or good Level 1A: 9 out of 9 (100%) Level 1B:...

I scored a 99 on a sort IQ test is that bad? There were 30 questions

I passed my writing course with a b but I dont pass the act writing test yet because I have to write in a hurry because they ...

Just tips. And stuff that can help me out. Anything that could possibly help. For instance preparing for it and then actually...

I'm taking a bio test tomorrow and I have studied for it and I have a c in that class and I want to do well...any test taking...

I am only 13 when I took the IQ test for 18 year olds. 93 is the score I received, I do not know if that is good or not.

If I am moving from Indiana to Kentucky (state to state) will I need to re-take the driver's written test/driving test to get...

what is a good class to take in high school if you want to become a teacher or correctional officer?

im going to take the test tomorrow I need some advice for some over night an morning studying