diff --git a/2020/sketch_2020_05_20a/sketch_2020_05_20a.gif b/2020/sketch_2020_05_20a/sketch_2020_05_20a.gif
new file mode 100644
index 00000000..5eef0bc0
Binary files /dev/null and b/2020/sketch_2020_05_20a/sketch_2020_05_20a.gif differ
diff --git a/2020/sketch_2020_05_20a/sketch_2020_05_20a.pyde b/2020/sketch_2020_05_20a/sketch_2020_05_20a.pyde
new file mode 100644
index 00000000..bb2b0043
--- /dev/null
+++ b/2020/sketch_2020_05_20a/sketch_2020_05_20a.pyde
@@ -0,0 +1,63 @@
+from __future__ import unicode_literals
+
+teclas_apertadas = set()  # conjunto (set) vazio
+nomes = {UP: '↑',
+         DOWN: '↓',
+         LEFT: '←',
+         RIGHT: '→',
+         ALT: 'Alt',
+         CONTROL: 'Ctrl',
+         SHIFT: 'Shift',
+         BACKSPACE: 'Bcksp',
+         TAB: 'Tab',
+         ENTER: 'Enter',
+         RETURN: 'Return',
+         ESC: 'Esc',
+         DELETE: 'Del',
+         524: 'Meta',
+         525: 'Menu',
+         65406: 'AltGr',
+         155: 'Insert',
+         36: 'Home',
+         35: 'End',
+         33: 'PgUp',
+         34: 'PgDwn',
+         144: 'NumLk',
+         ' ': 'espaço',
+         }
+
+def setup():
+    size(512, 256)
+    textAlign(CENTER, CENTER)
+    textSize(15)
+    strokeWeight(3)
+
+def draw():
+    if ' ' in teclas_apertadas:
+        background(0)
+    else:
+        background(50, 100, 50)
+    
+    for i, k in enumerate(sorted(teclas_apertadas)):
+        n = nomes.get(k, k)
+        x = i * 64
+        fill(0, x / 2, 200)
+        rect(x, 96, 64, 64)
+        fill(255)
+        text(n, x + 32, 128)
+
+def keyPressed():
+    if key != CODED:
+        teclas_apertadas.add(chr(keyCode))
+    else:
+        teclas_apertadas.add(keyCode)
+
+    # isso impede que o sketch seja encerrado com ESC!
+    if key == ESC:
+        this.key = ' '
+
+def keyReleased():
+    if key != CODED:
+        teclas_apertadas.discard(chr(keyCode))
+    else:
+        teclas_apertadas.discard(keyCode)
diff --git a/README.md b/README.md
index c75f1a75..a50a3e1a 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,13 @@ You may also support my artistic work, open educational resources and research u
 
 ## 2020
 
+---
+
+![sketch_2020_05_20a](2020/sketch_2020_05_20a/sketch_2020_05_20a.gif)
+
+[sketch_2020_05_20a](https://github.com/villares/sketch-a-day/tree/master/2020/sketch_2020_05_20a) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
+
+
 ---
 
 ![sketch_2020_05_19a](2020/sketch_2020_05_19a/sketch_2020_05_19a.gif)