DK Eyewitness: Encyclopedia of Science 2.0

Dissolve the mysteries of chemical reactions, learn about the great thinkers and their amazing discoveries and, explore how science has advanced tremendously as each discovery becomes the building blocks for new breakthroughs. Using the innovative DK signature combination of clicking dials and gauges, twisting pipes, moving levers and switches, large spinning gyros, sliding panels, and crackling electrical currents, this program creates a living laboratory environment which students will want to explore.

(Source of Description - GoodReads; 'Eyewitness Encyclopedia of Science 2.0')