Sound Spectrum Poster

Sound Spectrum chart, 97 x 66cm

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Special Price $31.90 $29.00 Regular Price $42.90

Did you know that a vibrating guitar string moves the air and produces sound? This unique chart presents ingredients of sound including pitch, tone, pressure and vibration. An activity guide provides ideas for experimentation, particularly suitable for middle grades. 97 x 66 cm, not laminated.