Have you ever thought about the chemistry of the buildings around you? Discover the chemistry of the building materials that make up our world: concrete, steel, wood, and more. Learn how scientists are developing building materials to be stronger and greener than ever before. Our world is built by chemistry!Add some fun to young readers' academic routines with Aha! Academy! With everything students need to know plus brilliant biographies, amazing cross-curricular links, and inspiring career connections, this fun, fact-packed series will keep readers entertained and informed.