1. What helped Hannah build the bionic arm?
I think all of the above because in the video Hannah said that she used 3D designing and electronics and coding.
2. What is bionic technology? Explain using your own words.
It is when you use technology like building things and using electronics making move by itself.
3. What can the bionic arm that Hannah built do?
The Bionic Arm can pat cats or dogs it can crack eggs it can pick up glasses of water or draw pictures or right stuff.