Update README.md

README.md

@@ -2,10 +2,10 @@ This page is served under:
 https://tourlomousis.pages.cba.mit.edu/rheometer-main  
 and is linked to : https://tourlomousis.pages.cba.mit.edu/rheometer-cover.
 
-<h2> Next Steps </h2>  
+<h2> TO DO </h2>  
 - fix current microscope stage by adding linear rails - constraints
     - not side rails but lay them flat to maximiza load tolerance
-    - add constraint pins to liear rails
+    - add constraint pins to linear rails
     - update CAD model
     - order
 - make a new microscope stage using the drawing inspired by the confocal's stage
@@ -21,3 +21,5 @@ and is linked to : https://tourlomousis.pages.cba.mit.edu/rheometer-cover.
     - you need one more stepper motor board
     - test to see if you can talk indepedently to each axis through the rheoprinter console
     - demonstrate square-wave pattern and real-time tuning of width using Nelder-Mead
+
+<h2> DONE </h2>  
\ No newline at end of file