I recently uploaded a video on my YouTube channel that shows the American Sign Language signs for the alphabet, numbers and a few common signs. (List and video is provided below.) Take your time to practice. Just like with any language you may want to learn, you have to practice or you will forget it. Use it or lose it, as the saying goes. I hope you enjoy watching and get to learn an amazing language that I am in love with. The language can be so much fun as you can do so much with it.
The YouTube video is:
The video shows you the signs for:
And how to continue on with them.
I hope you find time to practice, as practice make better! In any down time you have, you can review any of the signs. Also, practice fingerspelling words. Pick any word that comes to mind and spell it out with what you learned! Practice. It's the only way to learn and improve. But most importantly, have fun with it!