Source for learning Artificial intelligence (AI) and Deep Learning (DL) on Sololearn?

Question

I have to complete two projects on Al
1) NLP (Natural Language Processing) news_classification
2) Object Recognition using CNN

All my bookmarks are lost... So,

If there are any other better sources you have ever come across please mention...
For example, kaggle, pythonprogramming.net ...

Answer 1

On Coursera you can find lots of things apply for financial ad you can get content free