Flashing Heart
Learn about the radio and LEDs in this activity!
Introduction
This project builds upon using the LED screen but introduces wireless communication between micro:bits!
Teacher Guide
Activity
7 steps
Step One
Place the show leds block in the on start block and draw a heart.

Step Two
Click Download to transfer your code in your micro:bit!
Step Three
Place another show leds block under the heart to make it blink.

Step Four
Move the blocks inside the forever to repeat the animation.

Step Five
Click Download to transfer your code in your micro:bit!
Step Six
Place more show leds blocks to create your own animation.

Step Seven
Click Download to transfer your code in your micro:bit!
Challenge
Try to add the following functionality:
- Send a written message to the second micro bit.
- Allow the user to choose a picture and send it to the other device
- Allow a third micro:bit to send and receive data
Learn More
Check out the 'Love Meter' lesson to learn about using the device's pins to control the screen.