teaching in a fun way

[Ashiuhto]

Are the following sentences acceptable?

1. My teacher always teaches us in a fun way, and make the subject became lovely.
2. We sometimes do some interesting experiment.

[Tdol]

1. My teacher always teaches us in a fun way, and make the subject became lovely.
2. We sometimes do some interesting experiment.

I have put the words you need to change in bold.

[Ashiuhto]

1. My teacher always teaches us in a fun way, and makes the subject become lovely.
2. We sometimes do some interesting experiments.

[Tdol]

OK- you've got the grammar right now, but I would change the first a bit to something like makes the subject come alive.