Practice using Passive Voice with gap fill, multiple choice and scrambled sentences. 

Three school children visit a dusty library to research the story of 'The Dark Ages'. What they find changes their world view dramatically as ingenious inventors and pioneers of science and culture are vividly brought to life.

1001 Inventions & The Library of Secrets - Golden Age Inventions

1001-inventions-the-library-of-secrets-golden-age-inventions

Let's do English ESL general grammar practice. Practice using Passive Voice with gap fill, multiple choice and scrambled sentences. 