Carbaugh, Samuel and Jane Gardner. Physics: Investigate the Forces of Nature (Inquire and Investigate). Nomad Press, 2014.
Challoner, Jack. Eyewitness: Energy. DK, 2000 or Dan Green, reprint ed., 2016.
Eckstut, Joann and Arielle Eckstut. The Secret Language of Color. Black Dog & Levanthal, 2013.
Kakalios, James. The Physics of Superheroes. Avery, 2006.
__________. The Physics of Superheroes: More Heroes! More Villains! More Science! Avery, 2009.
Macaulay, David. The Way Things Work Now. HMH Books for Young Readers, 2016.
Parker, Steve. Eyewitness: Electricity. DK, 2013.
Rooney, Anne. Optical Engineering and the Science of Light (Engineering in Action). Crabtree, 2014.
Watzke, Megan. Light: The Visible Spectrum and Beyond. Black Dog & Levanthal, 2015.
Woodford, Chris and Steve Parker. Science: A Visual Encyclopedia (Smithsonian). DK, 2014.
(You may also want to check other encyclopedias, such as DK’s Science: The Definitive Visual Guide.)