Update README.md

Author: Kingcatch

README.md

@@ -1,3 +1,9 @@
 A collection of exercises, geared toward practising the fundamentals of python programming including list comprehension, functions, dictionaries and loops.
 
-Also includes the some different functions as required for the Maker's initial assessment.
+Also includes the some simple functions for string manipulation and numeric operations including:
+- a time conversion function
+- a function to find the longest word in a string
+- summing up numbers in a list or range
+- word capitaliser
+
+