Please capitalize where necessary: your work will become part of an exhibition created by children from the children's workshop. recommended for ages three and up.
A: Your work will become part of an exhibition created by children from the Children's Workshop. Recommended for ages three and up.

Q: i form the light, and create darkness; i make peace, and create evil. i am yahweh, who does all these things.

A: I form the light, and create darkness; I make peace, and create evil. I am Yahweh, who does all these things.

Q: just paste this html code into your blog or website, your visitors can play mountain rescue driver and we'll host the file for you!
A: Just paste this HTML code into your blog or website, your visitors can play Mountain Rescue Driver and we'll host the file for you!

Problem: overnight in the train's comfortable sleeping car.
Can you repeat this sentence, but capitalize it?
Answer: Overnight in the train's comfortable sleeping car.

Text: interest is rising thanks to the many new areas of application, and sales of danish mini-plants have doubled since 2005.

Correct capitalization: Interest is rising thanks to the many new areas of application, and sales of Danish mini-plants have doubled since 2005.

Text: it was a time of rapid mathematical development and gregory found that collins , with his up-to-date knowledge of developments, was most helpful to him.

Correct capitalization:
It was a time of rapid mathematical development and Gregory found that Collins , with his up-to-date knowledge of developments, was most helpful to him.