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Frightful Ghost Ships
Have you ever seen something mysterious out on the water? Or heard of an eerie ghost ship that appears suddenly and then vanishes without a trace? Learn about famous ghost ship …
Black Holes
Black holes are one of the greatest mysteries of outer space. No visible light can escape the strong gravity of a black hole. This makes black holes invisible-and very difficult to …
How LEDs Work
Have you ever wondered how the lights in your alarm clock work? Or have you ever considered how that tiny red light in your TV remote control sends a signal that helps you find …
Ruth Bader Ginsburg, 2nd Edition
In 1993 Ruth Bader Ginsburg became the second female justice to serve on the United States Supreme Court. This honor for Ginsburg also marked a turning point for women in the field …
Impeachment
On December 18, 2019, Donald Trump became the third president in US history to be impeached by the House of Representatives. He was later acquitted by the Senate. Earlier that …
How Circuits Work
Have you ever wondered how electricity powers your home or school? What about how that electricity travels? In any device that uses electricity, inside is a small path called a …
Pluto
Audisee(R) eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience! Did you know that Pluto has mountains, glaciers, and …
Black Holes
Black holes are one of the greatest mysteries of outer space. No visible light can escape the strong gravity of a black hole. This makes black holes invisible-and very difficult to …
Ruth Bader Ginsburg
In 1993, Ruth Bader Ginsburg became the second female to serve on the United States Supreme Court. Follow her journey, and learn how she became a national spokesperson for treating …
How Transistors Work
Did you know that electric current can be controlled? Have you ever wondered how that might be done? Transistors can act as amplifiers, taking in a small current and sending out a …