clarify arduino larger drill bit question

diff --git a/guide/challenge-bot-questions.org b/guide/challenge-bot-questions.org
index 2f91b9a4610e6930d6a7386ce430d552c351913e..5eac71f7e3fd9c9c4b2d9f0e1990348aa6abc857 100644 (file)
--- a/guide/challenge-bot-questions.org
+++ b/guide/challenge-bot-questions.org
@@ -6,7 +6,7 @@
     through.
     we drilled through the arduino into the deck.
     1. what would happen if you used a larger drill bit than the one
-      you used for drilling holes for the arduino?
+      you used when drilling holes through the arduino?
     2. why did we use a drill bit that was wider than the body of the
        bolt used to hold the arduino?
     3. why do people use drill bits that are smaller or the same size as