updating lessons

2016-03-30 15:54:19 -07:00
parent 1e77491b16
commit a14585d36f
20 changed files with 67 additions and 41 deletions
--- a/docs/lessons/digi-yoyo/challenges.md
+++ b/docs/lessons/digi-yoyo/challenges.md
@ -69,5 +69,7 @@ Now, we need `count` to decrease by one after the micro:bit has displayed the va
 We can do this by adding this line:

 ```blocks
-let count = count + (count - 1);
+let count = 0; 
+count = count + (count - 1);
+
 ```