diff --git a/helloWorld/README.md b/01 helloWorld/README.md
similarity index 100%
rename from helloWorld/README.md
rename to 01 helloWorld/README.md
diff --git a/helloWorld/helloWorld.js b/01 helloWorld/helloWorld.js
similarity index 100%
rename from helloWorld/helloWorld.js
rename to 01 helloWorld/helloWorld.js
diff --git a/helloWorld/helloWorld.spec.js b/01 helloWorld/helloWorld.spec.js
similarity index 100%
rename from helloWorld/helloWorld.spec.js
rename to 01 helloWorld/helloWorld.spec.js
diff --git a/repeatString/README.md b/02 repeatString/README.md
similarity index 100%
rename from repeatString/README.md
rename to 02 repeatString/README.md
diff --git a/repeatString/repeatString.js b/02 repeatString/repeatString.js
similarity index 100%
rename from repeatString/repeatString.js
rename to 02 repeatString/repeatString.js
diff --git a/repeatString/repeatString.spec.js b/02 repeatString/repeatString.spec.js
similarity index 100%
rename from repeatString/repeatString.spec.js
rename to 02 repeatString/repeatString.spec.js
diff --git a/reverseString/README.md b/03 reverseString/README.md
similarity index 100%
rename from reverseString/README.md
rename to 03 reverseString/README.md
diff --git a/reverseString/reverseString.js b/03 reverseString/reverseString.js
similarity index 100%
rename from reverseString/reverseString.js
rename to 03 reverseString/reverseString.js
diff --git a/reverseString/reverseString.spec.js b/03 reverseString/reverseString.spec.js
similarity index 100%
rename from reverseString/reverseString.spec.js
rename to 03 reverseString/reverseString.spec.js
diff --git a/removeFromArray/README.md b/04 removeFromArray/README.md
similarity index 100%
rename from removeFromArray/README.md
rename to 04 removeFromArray/README.md
diff --git a/removeFromArray/removeFromArray.js b/04 removeFromArray/removeFromArray.js
similarity index 100%
rename from removeFromArray/removeFromArray.js
rename to 04 removeFromArray/removeFromArray.js
diff --git a/removeFromArray/removeFromArray.spec.js b/04 removeFromArray/removeFromArray.spec.js
similarity index 100%
rename from removeFromArray/removeFromArray.spec.js
rename to 04 removeFromArray/removeFromArray.spec.js
diff --git a/sumAll/README.md b/05 sumAll/README.md
similarity index 100%
rename from sumAll/README.md
rename to 05 sumAll/README.md
diff --git a/sumAll/sumAll.js b/05 sumAll/sumAll.js
similarity index 100%
rename from sumAll/sumAll.js
rename to 05 sumAll/sumAll.js
diff --git a/sumAll/sumAll.spec.js b/05 sumAll/sumAll.spec.js
similarity index 100%
rename from sumAll/sumAll.spec.js
rename to 05 sumAll/sumAll.spec.js
diff --git a/leapYears/README.md b/06 leapYears/README.md
similarity index 100%
rename from leapYears/README.md
rename to 06 leapYears/README.md
diff --git a/leapYears/leapYears.js b/06 leapYears/leapYears.js
similarity index 100%
rename from leapYears/leapYears.js
rename to 06 leapYears/leapYears.js
diff --git a/leapYears/leapYears.spec.js b/06 leapYears/leapYears.spec.js
similarity index 100%
rename from leapYears/leapYears.spec.js
rename to 06 leapYears/leapYears.spec.js
diff --git a/tempConversion/README.md b/07 tempConversion/README.md
similarity index 100%
rename from tempConversion/README.md
rename to 07 tempConversion/README.md
diff --git a/tempConversion/tempConversion.js b/07 tempConversion/tempConversion.js
similarity index 100%
rename from tempConversion/tempConversion.js
rename to 07 tempConversion/tempConversion.js
diff --git a/tempConversion/tempConversion.spec.js b/07 tempConversion/tempConversion.spec.js
similarity index 100%
rename from tempConversion/tempConversion.spec.js
rename to 07 tempConversion/tempConversion.spec.js
diff --git a/calculator/README.md b/08 calculator/README.md
similarity index 100%
rename from calculator/README.md
rename to 08 calculator/README.md
diff --git a/calculator/calculator.js b/08 calculator/calculator.js
similarity index 100%
rename from calculator/calculator.js
rename to 08 calculator/calculator.js
diff --git a/calculator/calculator.spec.js b/08 calculator/calculator.spec.js
similarity index 100%
rename from calculator/calculator.spec.js
rename to 08 calculator/calculator.spec.js
diff --git a/palindromes/README.md b/09 palindromes/README.md
similarity index 100%
rename from palindromes/README.md
rename to 09 palindromes/README.md
diff --git a/palindromes/palindromes.js b/09 palindromes/palindromes.js
similarity index 100%
rename from palindromes/palindromes.js
rename to 09 palindromes/palindromes.js
diff --git a/palindromes/palindromes.spec.js b/09 palindromes/palindromes.spec.js
similarity index 100%
rename from palindromes/palindromes.spec.js
rename to 09 palindromes/palindromes.spec.js
diff --git a/fibonacci/README.md b/10 fibonacci/README.md
similarity index 100%
rename from fibonacci/README.md
rename to 10 fibonacci/README.md
diff --git a/fibonacci/fibonacci.js b/10 fibonacci/fibonacci.js
similarity index 100%
rename from fibonacci/fibonacci.js
rename to 10 fibonacci/fibonacci.js
diff --git a/fibonacci/fibonacci.spec.js b/10 fibonacci/fibonacci.spec.js
similarity index 100%
rename from fibonacci/fibonacci.spec.js
rename to 10 fibonacci/fibonacci.spec.js
diff --git a/getTheTitles/README.md b/11 getTheTitles/README.md
similarity index 100%
rename from getTheTitles/README.md
rename to 11 getTheTitles/README.md
diff --git a/getTheTitles/getTheTitles.js b/11 getTheTitles/getTheTitles.js
similarity index 100%
rename from getTheTitles/getTheTitles.js
rename to 11 getTheTitles/getTheTitles.js
diff --git a/getTheTitles/getTheTitles.spec.js b/11 getTheTitles/getTheTitles.spec.js
similarity index 100%
rename from getTheTitles/getTheTitles.spec.js
rename to 11 getTheTitles/getTheTitles.spec.js
diff --git a/findTheOldest/README.md b/12 findTheOldest/README.md
similarity index 100%
rename from findTheOldest/README.md
rename to 12 findTheOldest/README.md
diff --git a/findTheOldest/findTheOldest.js b/12 findTheOldest/findTheOldest.js
similarity index 100%
rename from findTheOldest/findTheOldest.js
rename to 12 findTheOldest/findTheOldest.js
diff --git a/findTheOldest/findTheOldest.spec.js b/12 findTheOldest/findTheOldest.spec.js
similarity index 100%
rename from findTheOldest/findTheOldest.spec.js
rename to 12 findTheOldest/findTheOldest.spec.js
diff --git a/caesar/README.md b/13 caesar/README.md
similarity index 100%
rename from caesar/README.md
rename to 13 caesar/README.md
diff --git a/caesar/caesar.js b/13 caesar/caesar.js
similarity index 100%
rename from caesar/caesar.js
rename to 13 caesar/caesar.js
diff --git a/caesar/caesar.spec.js b/13 caesar/caesar.spec.js
similarity index 100%
rename from caesar/caesar.spec.js
rename to 13 caesar/caesar.spec.js
diff --git a/caesar/.DS_Store b/caesar/.DS_Store
deleted file mode 100644
index 5008ddf..0000000
Binary files a/caesar/.DS_Store and /dev/null differ