Please help me make a button that restarts the global GoalCount and the global NumberOfShots

set GoalCount to 0, not to blank.
Math blocks are fussy.

Likewise for NumberofShots.

Collect those in the Click event for a new Reset button.

the goal count where? In the place that i have it, it already says 0


ok I changed it but now what

You asked for a new button, right?

You add buttons in the Designer.

Show us your Designer.