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You will be sent a email within 48 hours once payments is processed that will contain a link to download your e-book.  Adobe Acrobat Reader is required to use these e-books.  You will have 14 days to access the download before the link expires. 

The World of Light and Sound includes the study of light, sunlight, rainbows, shadows, mirrors, color, lasers, lenses, sound, how sound travels, hearing, reflection, absorption, and a comparison of light and sound (similarities and differences).

For Sample pages and contents page visit:
Cathy Duffy - 100 Top Picks for Homeschool Curriculum

The World of Light and Sound - Prep to 7 E-book

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