Click the green flag to start. The star will move to a random coordinate on the stage. Then you will be asked to insert the x-coordinate. Insert your answer and click enter. If your answer is right, you will be what the y-coordinate is. You again have to insert an answer and click enter. If you get it wrong, you will be told the correct answers.
I used the "Learn to Program with Scratch" book. I first downloaded the file "GuessMyCoordinates NoCode.sb2" file. Then, I followed the book to make three variables and make one block. After that, I made scripts from the book.