𝗦𝗶𝗴𝗻𝗮𝗹𝘀 𝗮𝗿𝗲 𝗱𝗲𝘀𝗶𝗴𝗻𝗲𝗱 𝘁𝗼 𝗺𝗮𝘅𝗶𝗺𝗶𝘀𝗲 𝗲𝗻𝗴𝗮𝗴𝗲𝗺𝗲𝗻𝘁 𝗮𝗻𝗱 𝗮𝗰𝗵𝗶𝗲𝘃𝗲 𝘂𝗻𝗶𝘀𝗼𝗻 𝗿𝗲𝘀𝗽𝗼𝗻𝘀𝗲𝘀 𝗶𝗻 𝗰𝗹𝗮𝘀𝘀𝗿𝗼𝗼𝗺𝘀. An 𝗮𝘂𝗱𝗶𝘁𝗼𝗿𝘆 𝘀𝗶𝗴𝗻𝗮𝗹, like a clap or a snap, is used when students' eyes are focused on their own work, such as a book or worksheet. 𝗧𝗮𝗸𝗲 𝘁𝗵𝗲 𝗻𝗲𝘅𝘁 𝘀𝘁𝗲𝗽 𝗶𝗻 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗴𝗿𝗼𝘄𝘁𝗵 𝘄𝗶𝘁𝗵 𝘁𝗵𝗲 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗲 𝗨𝘀𝗲 𝗦𝗶𝗴𝗻𝗮𝗹𝘀 𝗺𝗼𝗱𝘂𝗹𝗲. Building on effective error correctio