Find out more about the inclined plane, the pulley and the screw. Find out more about three of the six simple machines: the inclined plane, the pulley and the screw. These simple machines make work ...

imple machines help us change the amount of force or the direction of the force needed to move an object. Find out how by learning more about levers. Major Funding by the Laura Moore Cunningham ...

Rube Goldberg (1883–1970) was born in an era defined by massive technological upheaval. But where others recoiled at the march of progress, Goldberg saw “the funny,” writes Thimmesh in lucidly ...

Dominoes topple, marbles roll, and everyday objects transform into extraordinary chain reactions under the guidance of award-winning children's author Catherine Thimmesh, who brings the captivating ...