X-Git-Url: http://challenge-bot.com/repos/?a=blobdiff_plain;f=curriculum%2Fchallenge-bot.scm;h=6aabb6ddea07497bd1b84a470e346dcf5d18e708;hb=4e2c2b296295b8f45ab82edd5fc1666cf6ca5dab;hp=e9c4d916cfa5e9a824464a865789eacf88a00acb;hpb=41ba7302b9e5418c8ec9e96b1c9b9808a337b014;p=challenge-bot

diff --git a/curriculum/challenge-bot.scm b/curriculum/challenge-bot.scm
index e9c4d91..6aabb6d 100644
--- a/curriculum/challenge-bot.scm
+++ b/curriculum/challenge-bot.scm
@@ -148,7 +148,7 @@
             [what would happen if the drill were twisted sideways while
                   the drill bit were in the wood?]))]))
     (subsubsection
-     :title [drilling screw hole]
+     :title [drilling the first screw hole]
      (itemize
       (item [place the drill bit in position])
       (item [bring the drill up to full speed, and keep it full speed])
@@ -177,7 +177,7 @@
      :title [fastening arduino to deck using #6-32x3/8\" screw]
      (p [the "#6" part of "#6-32x3/8\"" is how big around the bolt is.
              it is related to wire gauge.
-             bigger numbers mean larger screw.
+             bigger numbers mean larger screws.
              smaller numbers means smaller screws.]
         (figure :legend "arduino to deck / #6-32 screw"
                 (image :file