MAPS logoMAPS

Sing on Green, Sing in Your Head on Red

Summary

This is a singing-response game in which students follow visual cues from the teacher. The teacher holds two circular cards, one red and one green: when the green card is raised, students sing aloud as usual; when the red card is raised, students stop singing aloud and continue the song silently, then re-enter seamlessly when the green card appears again. Through repeated shifts between "singing aloud—inner singing—singing aloud", the game develops students’ sense of steady beat and musical memory while also strengthening attention to teacher cues and self-control. It can be used during the song-learning process or as a reinforcement activity when reviewing material from a previous lesson.

Procedures

  1. 1

    The teacher first leads students in singing the entire short, familiar song to make sure everyone can follow it successfully. The teacher then sits or stands facing the students while holding one red and one green circular card.

  2. 2

    The teacher explains the rules: “When I hold up the green card, sing aloud as usual. When I hold up the red card, close your mouth and stop making sound, but keep singing the song in your head.” The class can first do a short practice round—for example, sing one phrase with the green card and sing the next phrase internally with the red card—to make sure students understand the cues.

  3. 3

    The teacher and students sing the song together without accompaniment. At a chosen phrase or measure, the teacher raises the red card. Students immediately stop singing aloud but continue singing internally, keeping the beat steady without interruption.

  4. 4

    After several silent beats—about 2–4 beats or one phrase—the teacher lowers the red card and raises the green card. Students re-enter naturally on the correct beat, as if the song had never stopped.

  5. 5

    Repeat the “green card singing—red card inner singing—green card re-entry” sequence 4–5 times. The red card should appear at unpredictable points—sometimes at the end of a phrase, sometimes in the middle, and sometimes for a longer duration—so students must maintain the steady beat internally rather than relying on a predictable pattern.

Variations

1. The teacher can introduce a “soft singing” variation by changing the meaning of the red card from “do not sing” to “sing softly”:

a. When the green card is raised, students sing at a normal volume (mezzo forte).

b. When the red card is raised, students sing softly (piano), while maintaining a steady beat and clear articulation without interrupting the sound.

2. The two versions can also be used together, for example:

a. Green card = normal singing + red card = inner singing (basic version, focusing on steady beat).

b. Green card = normal singing + red card = soft singing (advanced version, focusing on dynamics).

Activity Preparation

1. One red and one green circular card, large enough and brightly colored so that all students can see them clearly.

2. Prepare a short, well-structured song with a steady rhythm that students already know well. The activity can be done a cappella without accompaniment; if piano support is needed, keep the accompaniment light. Singing a cappella generally makes it easier for students to focus on maintaining the internal steady beat.

Activity Sources

Source Type:
Shared by colleague

MAPS teaching activities may come from a variety of sources, including original contributions by the MAPS team, online resources, published materials, activities learned from teachers, activities shared by colleagues, traditional teaching practices, and other sources. When a source can be reasonably identified, we make every effort to acknowledge it on the relevant activity page or in the accompanying reference information.

Some content may be organized, translated, structured, or adapted by the MAPS team for specific teaching contexts. Such editorial or instructional adaptation does not mean that MAPS claims ownership of the underlying third-party material. Rights to third-party content remain with the original authors, publishers, or other lawful rights holders.

If you are an author, copyright holder, or authorized representative and have questions or concerns regarding the source, attribution, or use of any content, please contact us:

Email: musicactivityps@gmail.com

View the full Copyright and Content Use Notice →