Most of the graphs/visualizations need to have their axes labeled.
Code needs to be explained more throughly or broken down into blocks
Code for normalizing events to same baseline + calculating voltage for the average trial
In general, sections of text need more subheadings
Introduction
Have a clear introductory paragraph explaining ERPs overall.
Include a list of goals to explain the purpose of the tutorial and to stay with the format of the other tutorials
Conclusion
Perhaps include an external reference with more info about ERPs and cognitive processes
More bolded terms or phrases in the conclusion.
Potential Key Terms for Glossary (list for you to narrow down/edit):
Event Related Potential
Electrical Activity
Change in Voltage
Noisy Signals
Average Signal
Time Indices
Normalize
Baseline