===CORRECTIONS===
REMINDERS:
**Always start your sentences in a capital letter and it should end with punctuation mark like period (.).
** We use "WAS" for past tense of singular be-form verb "IS" while "WERE" for the past tense of the plural be-form verb "ARE".

Robin: The bandages were invented in 1924
Correct: The bandages were invented in 1924.

Robin: The baseball were invented in 1744
Correct: The baseball was invented in 1744.

Robin: jigsaw puzzle were invented in 1760
Correct: The Jigsaw puzzle was invented in 1760.

Robin: camera were invented in 1544
Correct: The camera was invented in 1544.

Robin: piano were invented in 1698
Correct: The piano was invented in 1698.

Robin: potato chips were invented in 1853
Correct: The potato chips were invented in 1853.

                                          ===NOTES===
Hello,Robin! Thank you for submitting your homework! You did well, I hope that you're going to apply what is being asked on you with the following corrections for the improvement of your sentence constructions. Thank you! I'll see you in class!

~Teacher Carrie