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Lists in Snap!

1. Make a new variable called "mylist"

   

2. Set your list variable to an empty list:

   

3. An empty list is made with the list block:

   

4. Use a repeat block to put ten random numbers in your list.

   

   Use random numbers between 1 and 100:

   

5. Click on the blocks and see the list created:

   

6. Now print out each number in the list. Use a counter variable called "i":

   

7. Set "i" to 1.

   

   The counter variable "i" starts on 1.

   

8. Go through the list using a repeat block, it runs for the length of the list

   Repeat "length of list" times

   

9. Say each item i of mylist for 2 seconds.

   

   

10. Change the counter "i" by 1 to go to the next number in the list:

    

11. Read the blocks, can you understand how this works?

    

12. Run the blocks

    

13. Now try to put the word "dinosaur" into a list of letters: