How to be Brilliant at Electricity, Light & Sound

How to be Brilliant at Electricity, Light and Sound contains practical activities will help children to acquire knowledge and understanding of electrical circuits, the everyday effects of light and how we see, and how sounds are made.

© 2011 Andrews UK (ספר דיגיטלי): 9780857475473

תאריך פרסום

ספר דיגיטלי: 27 בספטמבר 2011