Elizabeth Everett is an award-winning author of several STEM-based books for kids, including the Skytime series and Spheres All Year. As a former educator and a homeschooling mom, she loves creating books for kids that engage the heart and mind. Elizabeth currently lives near Denver, Colorado with her family in the foothills of the Rocky Mountains. She is excited to take readers on an adventure through the ocean, helping them understand how the Sun impacts life below the sea in this sequel to her book with Science Naturally, This Is the Sun.

Evelline Andrya was born in Sumatra as a Chinese-Javanese. She grew up in Equatorial Emerald, the country of 17.000 islands, her life is surrounded by diversity of Indonesian culture--colorful tribes, tropical rainforest and wildlife, underwater paradise, historical marvels--that became her influence for her vibrant artworks. Evelline is currently living in Java with her husband, their 4 children, and a fluffy Pomeranian.