C# Incremental Game

using System;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;

namespace Incremental
{
    public partial class Form1 : Form
    {
        private int score = 0;
        private int clickFactor = 1;
        private double priceIncrement = 1.5;

        private Dictionary<string, Dictionary<string, int>> items = new Dictionary<string, Dictionary<string, int>>
        {
            {"Joke", new Dictionary<string, int> {{"price", 10}, {"score", 1}, {"owned", 0}}},
            {"Feather", new Dictionary<string, int> {{"price", 50}, {"score", 3}, {"owned", 0}}},
            {"Laughing Gas", new Dictionary<string, int> {{"price", 200}, {"score", 5}, {"owned", 0}}}
        };

        private Dictionary<string, Dictionary<string, Control>> controls = new Dictionary<string, Dictionary<string, Control>>();

        public Form1()
        {
            InitializeComponent();
            createButtons();
        }

        private void createButtons()
        {
            int count = 0;

            foreach (KeyValuePair<string, Dictionary<string, int>> item in items)
            {
                Button btn = new Button();
                btn.Text = item.Key;
                btn.Size = new Size(137, 23);
                btn.Location = new Point(329, 32 + 28 * count);
                btn.Click += btnItem_Click;

                Label price = new Label();
                price.Text = items[item.Key]["price"].ToString();
                price.Location = new Point(265, 37 + 28 * count);

                Label owned = new Label();
                owned.Text = items[item.Key]["owned"].ToString();
                owned.Location = new Point(472, 37 + 28 * count);

                this.Controls.Add(btn);
                this.Controls.Add(price);
                this.Controls.Add(owned);

                controls.Add(item.Key, new Dictionary<string, Control> {
                    {"button", btn},
                    {"price", price},
                    {"owned", owned}
                });

                count++;
            }
        }

        private void scoreUpdater_Tick(object sender, EventArgs e)
        {
            int addScore = 0;
            foreach (KeyValuePair<string, Dictionary<string, int>> item in items)
            {
                addScore += items[item.Key]["owned"] * items[item.Key]["score"];
            }

            lblTicklesPerSec.Text = addScore.ToString();
            score += addScore;
        }

        private void gameLoop_Tick(object sender, EventArgs e)
        {
            foreach (KeyValuePair<string, Dictionary<string, Control>> control in controls)
            {
                controls[control.Key]["button"].Enabled = score >= items[control.Key]["price"];
                controls[control.Key]["price"].Text = items[control.Key]["price"].ToString();
                controls[control.Key]["owned"].Text = items[control.Key]["owned"].ToString();
            }

            lblTickles.Text = score.ToString();
        }

        private void btnClick_MouseDown(object sender, MouseEventArgs e)
        {
            btnClick.Text = "^o^";
        }

        private void btnClick_MouseUp(object sender, MouseEventArgs e)
        {
            btnClick.Text = "o_o";
            score += clickFactor;
        }

        private void buyItem(string item)
        {
            score -= items[item]["price"];
            items[item]["price"] = (int)(items[item]["price"] * priceIncrement);
            items[item]["owned"] += 1;
        }

        private void btnItem_Click(object sender, EventArgs e)
        {
            buyItem(((Button)sender).Text);
        }
    }
}