How do I view, like, comment on, print or delete students' designs?

See the icons under these designs? From L-R, clicking on these icons will let you: 

1. 'Like' the design
2. Comment on the design
3. Number of views of the design
4. Download the STL file to your computer for 3D printing

If you click into a design, you'll see more options

In the bottom left, you can do the following:

1. 3d view of the design
2. Order a print of the design
3. Download the STL file to your computer for 3D printing
4. Delete design
5. Share design