Why Is It So Loud? Level 5
A series of twenty non-fiction science readers which engages children in the world around them.
Why do I hear thunder after I've seen lightning?
What is sound?
How do our ears hear sound?
You can find the answers to these and other questions about sound in Why Is It So Loud?
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Super Minds Level 3
Class Audio CDs (3)
An exciting, seven-level course that enhances young learners' thinking skills, sharpening their memory while improving their language skills.Authors: Herbert Puchta, Günter Gerngross, Peter Lewis-JonesEnglish Type: British EnglishCEF Level: A1Publication date: July 2012
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