Readers are introduced to basic concepts of energy and where it exists all around them, right down to matter and the atom. Fact boxes bolster vocabulary words, while "Compare and Contras" and "Think About It" boxes stimulate thinking, reading, writing, and discussion.

"Discover some of the poetry of famed world poets, including: Sin-leqi-unninni, Vyasa, Homer, Du Fu, Omar Khayyam, Rumi, Dante, Basho, Shevchenko, Tagore, Ahkmatova, Lorca, Neruda, Walcott, and Cohen"--Provided by publisher.

Every time we check our feeds we create safety bubbles around ourselves. Thanks to technological algorithms, we are living an increasingly narrow existence, one in which the news we read, the products we purchase, and the people we interact with are tailor-made for each of us. We might feel informed and comfortable, but we are isolating ourselves from anything outside our bubble? Are online filters just an efficient way to connect, or do they spell...