Gr 4-8–Covering the history of each invention’s predecessors, the various titles show how the hard work of innovative thinkers revolutionized people’s lives. 3D Printing details the introduction of 3-D printing, how costs have dropped, and opportunities for growth in both the public and private sectors. Readers might not be surprised at how streaming has impacted the music and movie industries, how e-commerce and e-learning have exploded, or how smartphones are considered the most popular advancement in technology, but they may be less familiar with the rise of cryptocurrency detailed in Blockchain. Educators will also appreciate Online News and its focus on biased vs. unbiased news sources. The text is fairly clinical but very well written and will provide excellent research fodder. VERDICT Focusing on tech that has shaken up the norm, this informative series will be essential for report writers. First purchases for school and public libraries.