Would anyone be able to check the following phrase and paragraphs for me?

1. Field Trip Homework for English Class

2. On July 6, 2012, we went on a one-day field trip toTaipei by taking public transit instead of a tourist coach. What advantages or disadvantages did you get from the experience? Please write a paragraph within 60-80 words.

3. There are about five areas in the Puppetry Art Center of Taipei. They are Glove Puppet Area, String Puppet Area, Shadow Puppet Area, Discovery Area, and Do-It-Yourself Puppetry Classes. What area interests you the most or which puppetry character do you like the most? Please write a paragraph within 60-80 words.

4. We have also visited the headquarters of LiveABC Magazine. After a briefing by their chief editor, Mr. Jason Chen, and our on-the-spot observation of their working, we got an elementary knowledge / basic idea of the complicated process of how to publish a magazine and make a CD-Rom. How do you evaluate a magazine and a CD-Rom? Please write a paragraph within 60-80 words.
I have underlined some problems and struck out inappropriate words:

1. Field Trip Homework for English Class

2. On July 6, 2012, we went on a one-day field trip to Taipei by taking public transit instead of a tourist coach. What advantages or disadvantages did you get from the experience? Please write a paragraph of within 60-80 words.

3. There are about five areas in the Puppetry Art Center of Taipei. They are Glove Puppet Area, String Puppet Area, Shadow Puppet Area, Discovery Area, and Do-It-Yourself Puppetry Classes. What area interests you the most or which puppetry character do you like the most? Please write a paragraph of within 60-80 words.

4. We have also visited the headquarters of LiveABC Magazine. After a briefing by their chief editor, Mr. Jason Chen, and our on-the-spot observation of their working, we got an elementary knowledge / a basic idea of the complicated process of how to publish a magazine and make a CD-Rom. How do you evaluate a magazine and a CD-Rom? Please write a paragraph of within 60-80 words.

In #4, 'evaluate' seems very unclear to me; I think you need to explain a bit more.
2. On July 6, we went on a one-day field trip to Taipei by public transit instead of tourist coach. What advantages or disadvantages did you get from the experience? Please write a paragraph of 60-80 words.

3. There are about five areas in the Puppetry Art Center of Taipei. They are: Glove Puppet Area, String Puppet Area, Shadow Puppet Area, Discovery Area, and Do-It-Yourself Puppetry Classes. What area interests you the most or which puppetry character do you like the best? Please write a paragraph of 60-80 words.

4. We also visited the headquarters of LiveABC Magazine. After a briefing by their chief editor, Mr. Jason Chen, and our on-the-spot observation of their operation procedure, we got a basic idea of the complicated process of publishing a magazine and making a CD-rom. How do you evaluate a magazine and a CD-rom? Please write a paragraph of 60-80 words.
Students: We have free audio pronunciation exercises.
In #4, the phrase 'evaluate a magazine and a CD-rom' means to make the most use of the materials and to treasure them.
2. On July 6, we went on a one-day field trip to Taipei by public transit instead of tourist coach. What advantages or disadvantages did you get from the experience? Please write a paragraph of 60-80 words.

3. There are about five areas in the Puppetry Art Center of Taipei. They are the Glove Puppet area, the String Puppet area, the Shadow Puppet area, the Discovery area, and Do-It-Yourself Puppetry classes. What area interests you the most or which puppet do you like the most/best? Please write a paragraph of 60-80 words.

4. We also visited the headquarters of LiveABC Magazine. After a briefing by their chief editor, Mr. Jason Chen, and our on-the-spot observation of their work, we got a basic idea of the complicated process of publishing a magazine and making a CD-ROM. How much do you value magazines and CD-ROMs? Please write a paragraph of 60-80 words.