Orbit-like over simplification of groups to teach me recursion at my request.

Zack_recursion_groups.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            //Mister Main tells grandpa GO TO MOFO EUROPE.

            Group grandpa = new Group("grandpa");
            //grandpa.PrintName();
            grandpa.AddChild("rebecca");
            //grandpa.groups["rebecca"].PrintName();
            grandpa.groups["rebecca"].AddChild("erica");
            

            grandpa.GoToEurope();

            Console.ReadLine();
        }
    }

    public class Group {

        string name;
        public Dictionary<string, Group> groups;

        public Group(string name)
        {
            this.name = name;
            groups = new Dictionary<string, Group>();
            var variable = groups.Values.ToList();

        }

        public void AddChild( string child ) 
        {
            groups.Add(child, new Group(child));     //key and group name are same, to be synced. MAGIC!!
        }

        public void PrintName() 
        {
            Console.WriteLine(name);

        }

        public void GoToEurope() 
        {
            //either or
            //foreach (string name in groups.Keys)
            //{
            //    Group value = groups[name];
            //} 


            // if has child //
            foreach (Group group in groups.Values) //BASE CASE IMPLICIT
            {
                group.GoToEurope();
            }
            Console.WriteLine(name + " went to Europe.");
        }
    }
}