diff --git a/assets/build_works.mp3 b/assets/build_success.mp3
similarity index 100%
rename from assets/build_works.mp3
rename to assets/build_success.mp3
diff --git a/assets/start_button.png b/assets/start_button.png
new file mode 100644
index 0000000..6b10725
Binary files /dev/null and b/assets/start_button.png differ
diff --git a/assets/stop_button.png b/assets/stop_button.png
new file mode 100644
index 0000000..876eee5
Binary files /dev/null and b/assets/stop_button.png differ
diff --git a/sfmlbackend.cpp b/sfmlbackend.cpp
index 255755c..c25f45a 100644
--- a/sfmlbackend.cpp
+++ b/sfmlbackend.cpp
@@ -79,7 +79,10 @@ void SFMLBackend::handle_events() {
       case sf::Event::MouseButtonPressed: {
         // rect::contains(x,y) for if mouse is in the button rect
         sf::Event::MouseButtonEvent btn = event.mouseButton;
-        fmt::println("BUTTON: X={}, Y={}", btn.x, btn.y);
+        bool stop_clicked = stop_button.getGlobalBounds().contains(btn.x, btn.y);
+        bool start_clicked = start_button.getGlobalBounds().contains(btn.x, btn.y);
+
+        fmt::println("BUTTON: start={}, stop={}", start_clicked, stop_clicked);
         break;
       }
       default:
@@ -149,11 +152,10 @@ void SFMLBackend::update_entities() {
   string time = fmt::format("{:%r}", now);
   write_text(2, 14, time, 2.0f);
 
-  sf::RectangleShape start_btn = box(27, 16, 8, 3, Value::DARK_MID);
-  write_text(29, 16, "START", 1.0f);
-
-  sf::RectangleShape done_btn = box(37, 16, 8, 3, Value::DARK_MID);
-  write_text(39, 16, "DONE", 1.0f);
+  stop_button.setPosition(translate(27, 15));
+  window.draw(start_button);
+  start_button.setPosition(translate(37, 15));
+  window.draw(stop_button);
 
   Window_update();
 }
@@ -171,6 +173,12 @@ void SFMLBackend::change_face(const string name) {
 SFMLBackend::SFMLBackend(GameEngine &g) : window(sf::VideoMode(X_DIM, Y_DIM), "Turing's Tarpit", sf::Style::None, settings), game(g)
 {
   change_face("building");
+
+  stop_texture.loadFromFile("./assets/stop_button.png");
+  stop_button.setTexture(stop_texture);
+
+  start_texture.loadFromFile("./assets/start_button.png");
+  start_button.setTexture(start_texture);
 }
 
 
diff --git a/sfmlbackend.hpp b/sfmlbackend.hpp
index 77f8e46..f5bfb01 100644
--- a/sfmlbackend.hpp
+++ b/sfmlbackend.hpp
@@ -47,6 +47,10 @@ class SFMLBackend {
   sf::RenderWindow window;
   sf::Sprite face_sprite;
   sf::Texture face_texture;
+  sf::Sprite stop_button;
+  sf::Texture stop_texture;
+  sf::Sprite start_button;
+  sf::Texture start_texture;
   int hit_points = 50;
   sf::Font font;
   GameEngine &game;