Rachael L Thomas

In this title, readers learn about the #BlackLivesMatter movement, from the history of slavery and racism, to the slayings of Travon Martin and Michael Brown, to further efforts to end racism such as Campaign Zero, and #takeaknee, and Black Futures Lab. Aligned to Common Core Standards and correlated to state standards. Abdo & Daughters is an imprint of Abdo Publishing, a division of ABDO.

A veces, el mejor escondite está a simple vista. Infórmate sobre la esteganografía, la práctica de ocultar mensajes a la vista de los demás. Ve cómo se vincula con la criptología, la ciencia de la comunicación secreta, y cómo se utilizaron ambas en algunos de los momentos más importantes de la historia. Sigue a la esteganografía hasta la actualidad con una actividad práctica e historias de archivos ocultos y delitos cibernéticos. Sometimes,...

¡Sumérgete en la historia secreta de. . . los secretos! Las persona han querido ocultar mensajes e información importante durante milenios. Lee cómo los códigos y cifrados más geniales de la historia progresaron desde cinturones y palos hasta discos giratorios y supercomputadoras. Usa tus habilidades criptológicas para diseñar tu propio cifrado secreto. También aprende sobre las personas inteligentes que construyeron y rompieron los sistemas...

Las computadoras y el Internet cambiaron para siempre la forma en que comunicamos mensajes y otro tipo de información. También crearon nuevos desafíos para poder mantener esas comunicaciones privadas. Ahí es donde entra la criptología digital, el estudio de la comunicación digital secreta. Aprende sobre cómo trabajan los criptólogos profesionales para burlar a los piratas informáticos y ciberterroristas que intentan acceder a información...

This biography highlights the life and accomplishments of Alexandria Ocasio-Cortez. Readers learn about Ocasio-Cortez's early life, her beginnings in politics volunteering for Barack Obama, Ted Kennedy, and Bernie Sanders, and her election to the US Congress from New York. Features include a timeline, glossary, fun facts, online resources, and an index. Aligned to Common Core Standards and correlated to state standards.

"Readers learn about the #NeverAgain movement, from the history of the right to bear arms to later efforts at gun control, legislation such as the Brady handgun Violence Protection Act and the implementation of background checks, to the school shootings at Columbine, Sandy Hook and Parkland and the creation of #neveragain." --

"Meet Wernher von Braun, who developed the booster rocket that won the Space Race for the United States! Follow von Braun's story from his early work developing the V-2 ballistic missile to his development of the Saturn V booster rocket that took Apollo 11 to the moon. Infographics, historic photos, and a glossary enhance readers' understanding of this topic. Additional features include a table of contents, an index, a timeline and fun facts. Aligned...

"Origami will introduce you to the Japanese art of folding paper into fun creations. You'll learn how to make a cat, an ice cream cone, a koala, and more!"--Provided by publisher.

"If you could build a castle, what kind would it be? A military fortress? A fairy castle? A home for royalty? Explore Make a Castle Your way! to imagine your own castle. Learn how to get inspired, problem-solve, and collaborate with other books in the SUPER SIMPLE DIY series to make your own spaceship, dinosaur, and more!"--Back cover.

"Shares details about the life of Karina Garcia, who is best known for her slime creations."--