How to teach sound and pitch
Автор: ScienceTeachingAlive
Загружено: 2013-05-14
Просмотров: 142282
Описание:
Unit 2: Sound and Pitch - featuring an improvised sound box and ideas for investigating the factors that affect the pitch of a sound.
Low cost science tips for resourceful and creative science teachers, to help present key science concepts in the classroom.
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