Light: The Extraordinary Energy That Illuminates Our World

Castrillón’s whimsical art is intriguingly paired with the subject matter, incorporating both the explanatory and speculative, using fine lines that seem delicate but are also robust—light but muscular, just like the materials Wade describes… . A marvelous spark for the imagination and motivation to learn more. * Kirkus Reviews (starred review) *Exceptionally well-organized and smoothly narrated… Wade proceeds from familiar around-the-house scale, down to the molecular level, and then to the mind-bending ultrathin molecular level of nanomaterials, all in terms elementary schoolers can understand… a treasure of a group read for teachers and students with minds wide open. * The Bulletin of the Center for Children’s Books (starred review) *An excellent book for getting young children interested in science, this supports classroom studies of matter, the work of scientists, and the possibilities of future discoveries. * School Library Journal (starred review) *Playful… Organic, and often lush botanic, motifs rendered in pencil, in a muted primary color palette rendered digitally, link the spreads, adding a layer of enticement to this accessible read. * Publishers Weekly (starred review) *Wade, a physicist, breaks the topic down into delightful morsels, introducing young readers to the wonders of nanoscience… . Castrillón’s intricate illustrations are vibrant and inviting, equally adept at capturing whimsical landscapes and detailed scientific explanations. An appealing and enlightening introduction to the small parts of a big universe. * Booklist *

Dr Jess Wade is an award-winning physicist specialising in plastic electronics, and a trailblazing campaigner for inclusion in STEAM fields. She won the Early Career Physics Communicator Award for outreach and the Jocelyn Bell Burnell Award for her outstanding research and widely covered activism. This notably included writing over 1200 Wikipedia pages in a year for women and people of colour working in science, and a campaign to get a copy of Angela Saini’s book Inferior into every school in the UK.

Ana Sanfelippo was born in Buenos Aires, Argentina. She is an illustrator, graphic and pattern designer, letter artist, and cats’ friend. She has published books internationally.