Photo 1 of Noise Level Classroom Chart with 5 Interactive Puck Lights – Voice Control Visual Aid for Teachers, Elementary Classroom Management Tool, Quiet Zone Poster for Kids

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Photo 1 of Noise Level Classroom Chart with 5 Interactive Puck Lights – Voice Control Visual Aid for Teachers, Elementary Classroom Management Tool, Quiet Zone Poster for KidsPhoto 2 of Noise Level Classroom Chart with 5 Interactive Puck Lights – Voice Control Visual Aid for Teachers, Elementary Classroom Management Tool, Quiet Zone Poster for Kids