Teamwork makes the dream work OR Teamwork makes the dream works?
Please note the corrections I have made to your post above, marked in red. Your profile shows that you are an English teacher. On that basis, learners on this site will assume that everything you write is correct. Please take more care with your posts.
Do you think that the verb after "makes" should be a bare infinitive or a singular form (in your example, the third person singular)?
Remember - if you don't use correct capitalisation, punctuation and spacing, anything you write will be incorrect.