the class

They explain major scientific concepts and milestones—questions like "What does E=mc² really mean?" and topics such as DNA and its structure, the Big Bang, atomic structure, evolution, cells, and genetics.

They typically range from about 204 pages up to 288 pages.

Most are offered in paperback, and some titles are available in hardcover.

Several titles list "Suggested Age: 22 Years and Up," and one children's title lists "Suggested Age: 4–8 Years."

They describe a hypothesis–experiment, hands-on approach for teaching basic scientific rules and concepts, and an interactive elementary teaching framework that addresses integrating technology and designing interactive lessons.

The children's picture book measures 11.1 inches (H) × 9.2 inches (W) × 0.4 inches (D) and has 40 pages.