People can easily start coding on the wrong sprite! So look before you start coding.

If you want to start coding on the bat, which one is a correct start?

Which of the following can help run a countdown timer smoothly?

Which of the following allow the timer to start when backdrop switches to Maze?

Which of the following is for creating a button that help switched to the next backdrop?

Which of the following is correct when setting arrow keys to help move the correct directions?

To make sure the sprite cannot go through all 3 colours when moving left, the code should be

Which of the following codes help collect items and obtaining points?

想要讓角色持續跟著鼠標移動，下列哪一組程式「錯誤」？

設計一個計時器，要從 10 秒倒數到 0 停止，下列何者正確？

圖中程式的「分數」變數在執行完10次的重複迴圈後，數值應該為多少？