You probably know about Mosquito Ringtones. They sound like...mosquitoes.
One site, offering free downloads, informs adolescents that:
Many of these frequencies are inaudible to people over the age of 30, enabling you to receive calls and text messages without...your teachers or parents knowing
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A great, new tool for classroom management?
1 comment:
Man! My head hurts! Now I feel sick to my stomach. Whatever you do, don't play 'Everyone to 40" it might make you lightheaded...or just me. :%
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