put every sentence on a new line

diff --git a/curriculum/challenge-bot.scm b/curriculum/challenge-bot.scm
index 9f613bf32c91f54072f0ea3bbe0886f1929f1c3a..65d56ff9581f768adcdc75c7515e182c785db219 100644 (file)
--- a/curriculum/challenge-bot.scm
+++ b/curriculum/challenge-bot.scm
@@ -22,40 +22,45 @@
    (subsection
     :title [first screw]
     (subsubsection
-     :title [fastening arduino to deck using ,(it [#6-32x3/8\"]) screw]
-     (p [the ",(it [#6])" part of ",(it [#6-32x3/8\"])" is how big
-             around the bolt is.  it is related to wire gauge.  bigger
-             numbers mean larger screw. smaller numbers means smaller
-             screws.])
-     (p [,(bold [check])
+     :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.
+             smaller numbers means smaller screws.])
+     (p [check
          ,(itemize
            (item
-            [in the motor assembly, there are ,(it [#4-40x1.25\"])
-                screws.  are those fatter, thinner, or the same
-                thickness as the ,(it [#6-32x3/8\"]) screws?]))])
-     (p [the ,(it [32]) part is a measurement of how close the threads
-             are to each other.  this is related to the angle of the
-             thread, which is also called ,(it [pitch]).  it is a count
-             of how many times the thread wraps around one inch of the
-             screw body.])
-     (p [the ,(it [head]) is the flat part where some tool, like the
-             alan wrench, can exert force to spin the screw.])
-     (p [,(bold [check])
+            [in the motor assembly, there are #4-40x1.25\" screws.
+                are those fatter, thinner, or the same thickness as the
+                #6-32x3/8\" screws?]))])
+     (p [the "32" part is a measurement of how close the threads are to
+             each other.
+             this is related to the angle of the thread, which is also
+             called pitch.
+             it is a count of how many times the thread wraps around one
+             inch of the screw body.])
+     (p [the head is the flat part where some tool, like the alan
+             wrench, can exert force to spin the screw.])
+     (p [check
          ,(itemize
-           (item [how many times will the thread wrap around the
-                      one inch of the screw body?])
-           (item [what about 2 inches?]))]))
+           (item [how many times will the thread wrap around one inch of
+                      the screw body?])
+           (item [what about 2 inches?
+                       how many times will the thread wrap around two
+                       inches of the screw body?]))]))
     (subsubsection
      :title [fasten the arduino board to the deck]
      (p [push the 6-32 screw into the deck from the underside and at the
               same time, spin the 6-32 screw clockwise while looking
-              down on its head.  twist until the bottom of the screw is
+              down on its head.
+              twist until the bottom of the screw is
               about to stick out on the top side of the deck.])
      (p [hold the arduino board flat to the deck and line up the arduino
-              hole so the screw can come up through it.  continue
-              tightening the screw into the deck, spinning the same
-              direction as before.  tighten until the screw head touches
-              the deck.  do not continue tightening])
+              hole so the screw can come up through it.
+              continue tightening the screw into the deck, spinning the same
+              direction as before.
+              tighten until the screw head touches the deck.
+              do not continue tightening after that.])
      (p [the arduino should still be flat against the deck still, just
              as it was before tightening the screw.]))
     (subsubsection
@@ -64,7 +69,8 @@
               can the arduino board still rotate a few degrees?
               warning, if you rotate the arduino board too much, you
               will unscrew it from the deck and you'll have to screw it
-              back in.  rotating a few degrees should be ok.]))
+              back in.
+              rotating a few degrees should be ok.]))
     (subsubsection
      :title [arduino board move relative to deck]
      (p [without any screws, the arduino board can move independently of