Sentence 1: Jon had worked very hard at his science project. 
 Sentence 3: Jon's project was very popular and received many visitors 
 Sentence 4:  Jon answered many people's questions regarding his amazing project 
 Sentence 5:  Jon was very happy to win the blue ribbon for his science project! 
 Option 1: Jon brought it to the science fair and set up a booth for all to see. 
 Option 2: Jon brought it to the science fair but no one went to see his project.