ask about motor wire, tools, caster, sonar

diff --git a/guide/challenge-bot-questions.org b/guide/challenge-bot-questions.org
index 8463899a5609d37416823ecaff6ab058c6a88492..e47b89ad7cc56b0426e357dc07274d5802fbcbc6 100644 (file)
--- a/guide/challenge-bot-questions.org
+++ b/guide/challenge-bot-questions.org
@@ -60,3 +60,13 @@
         the breadboard?
      5. why do we put the glue dots on the side of the battery pack
         without the on/off switch?
+     6. why do we wrap tape around the body of the motors?
+     7. why do we put a zip tie around the motor?
+     8. do you have a ratcheting socket wrench?
+        what is a ratcheting socket wrench?
+     9. what would happen if there were no caster on the back
+        of the robot?
+     10. what is the robot tread made out of?
+     11. why is it difficult to push the sonar into the sonar holder?
+     12. what would happen if the sonar were easy to push into the sonar
+         holder?