Includes nonfiction content intended to introduce kids to the science of the Solar System.

Includes nonfiction content intended to introduce kids to the science of the Solar System.

Includes nonfiction content intended to introduce kids to the science of the Solar System.

"Superman created by Jerry Siegel and Joe Shuster by special arrangement with the Jerry Siegel family."

"The intergalactic bounty hunter Lobo has his sights set on the Man of Steel. Join Superman as he leads the villain to Mercury to thwart his evil plans, and alo