Classroom B-day idea. or just a great community builder mid-year. This is seriously one of the sweetest ideas. If there is no smartboard in your room maybe you could do it with large bulletin board paper. Then they could keep the kind words.
For the globe could use the children's handprints cut out on a mixture of green and blue card to make the globe with drawings of the children surrounding it. Class Charter done as two seperate words on bunting