Explore the wonders of our world and beyond with the Smithsonian's exciting physical science 6-book collection designed for middle schoolers! Dive into the essential element that sustains life, from oceans to raindrops. Discover the power and impact of nature in "Wildfires," learning how these intense blazes shape ecosystems. Journey into the cosmos with where you'll explore the mysteries of space and the sounds it produces. Look at the engineering marvels behind the fastest vehicles on Earth. Uncover how we explore the depths of the oceans using sound waves. Finally, turn everyday science into delicious fun where chemistry and cooking collide. This collection is perfect for sparking curiosity and a love for science in young minds. Books in this set include, All About Water, Wildfires, Sounds of the Universe, High-Speed Cards, Sonar and Submarine Technology, and Energy Reactions in the Kitchen.