how to connect wooden handrails?
Answers:
I've found the "pocket screw" method works good. Predrill a hole at an angle (like toenailing) counter sink the screw, and use wood filler to fill hole.
Other answers:
wooden peg in center appropriate size
wooden peg in center appropriate size
I chose to leave my new handrail extension separate from the original handrail. Just leave a gap between them as one option.