How difficult is it to get a phd?

I got my bachelors in psychology and I'm frustrated with the lack of job opportunity the degree gives me. My plan was to go straight into the masters-phd combined program at the university here, but I had a baby and had to take time off. Now my time is consumed by parenting, how hard would it be to start grad... show more I got my bachelors in psychology and I'm frustrated with the lack of job opportunity the degree gives me. My plan was to go straight into the masters-phd combined program at the university here, but I had a baby and had to take time off. Now my time is consumed by parenting, how hard would it be to start grad school?
Are there required courses or is it purely working on a thesis?
Is there a way to get the degree for free working at the uni. in exchange for tuition? (or something similar)
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