Click the green flag. Use the arrow keys and w,a,s, and d.
thanks to @marshmallowmuffins, MOUSE from another project that taught me how to apply arrow keys(this is the place I'm giving credit for MOUSE) and thanks to other website for w,a,s, and d(this is also the place I'm giving credit to the website). Thanks to the places on Scratch where I now know about @ (this is also the place I;mm giving credit for The place on Scratch)