The following paragraphs have errors in capitalization, and are missing commas and quotation marks.

Dr. Steiner said although it’s a toy, silly putty has some practical uses.” He continued to talk. “In fact he said astronauts took it to the moon. Dr. Steiner added “the putty was used to hold tools in place.

Was weightlessness the reason one student asked or was there another reason?

You guessed right Dr. Steiner exclaimed, as he showed us photos.