Click the flag to start/restart. Click the box to get points, if you miss you lose points. You have a time limit that is unknown to get to 75, are you fast enough? Once you receive a message stop clicking and press the flag to restart.
The game may break if you click enough after a message. Have fun! Broadcast and Receive Practice Explanation: When you reach a certain score (or don't) it will broadcast a message. Whether you clicked fast enough or not it will show a sprite message accordingly.