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docs/lessons/smiley/activity.md

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+# smiley blocks activity
+
+Learn to design a blinking image. 
+
+### ~avatar avatar
+
+### @video td/videos/smiley-0
+
+Welcome! This tutorial will help you make a smiley face blink. Let's get started!
+
+### ~
+
+Create an animation with an image displaying a smiley face and the next image with no LEDs lit up. This will make it look like the smiley face is blinking as the display switches between images.
+
+```blocks
+basic.showAnimation(`
+    . # . # .
+    . # . # .
+    . . . . .
+    # . . . #
+    . # # # .
+    `)
+basic.showAnimation(`
+    . . . . .
+    . . . . .
+    . . . . .
+    . . . . .
+    . . . . .
+    `)
+```
+
+### ~avatar boothing
+
+Excellent, you're ready to continue with the [challenges](/microbit/lessons/smiley/challenges)!
+
+### ~
+