finished updated lessons

docs/lessons/counter/quiz-answers.md

@@ -10,7 +10,7 @@ Answers may vary but a variable is a place where you can store and retrieve data
 
 ## 2. Draw the stored value for the variable called count
 
-```
+```blocks
 let count = 0
 ```
 
@@ -22,7 +22,7 @@ We create a **variable**, `count` to keep track of the current count. The number
 
 ## 3. Draw which LEDs are ON after running this code and pressing button "A" once. Explain you chose to draw that number
 
-```
+```blocks
 let count_ = 0
 input.onButtonPressed("A", () => {
     count_ = count_ + 1
@@ -38,7 +38,7 @@ We are only pressing on button pressed once. So the number to display on the mic
 
 ## 4. Draw which LEDs are ON after running this code and pressing button "A" three times. Explain you chose to draw that number
 
-```
+```blocks
 count_ = 0
 input.onButtonPressed("A", () => {
     count_ = count_ + 1