With the help from an interactive timeline, scholars discover the time and order in which inventions came to be—popular items from eyeglasses to the compact disc. 

It is colorless and scentless, but it makes a large impact on the environment. Learners explore carbon dioxide emissions and what they mean for the environment using an interactive graph. They review changes over time and how they impact...

In this archaeology worksheet, students draw the given chart into a folder and copy the given points. Students then write the missing word 'historians' or 'archaeologist' for the sentences. Students visit an interactive timeline website...

An interactive timeline of notable inventions and inventors from the 19th century to the present.

Place the inventions on the interactive timeline in chronological order to advance to the next level.

An interactive timeline featuring inventions discovered between the late nineteenth century and the beginning of the twenty-first century.

Did you ever wonder who invented something, and when it was invented? Go to this interactive timeline that highlights inventors/inventions from 1750-1990. Click on the topic to read a brief paragraph about that invention.

This interactive timeline helps you examine how some of the events of 1831 were related. Significant events include slavery, abolition, evangelical revivalism, and new inventions.

This timeline from Global Polio Eradication Initiative of pictures, descriptions, and events -- all of which describe the history of polio and its vaccine -- is organized into three large sections: "Endemic Polio 1580BC-1953," "Vaccine...