This is my First 3D snowflake I made.

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=10&cad=rja&ved=0CGQQFjAJ&url=http%3A%2F%2Fwww.handimania.com%2Fdiy%2F3d-paper-snowflake.html&ei=tPmjUqCHM4P3oASD-4LgCQ&usg=AFQjCNGTdox0q5D9F1MI9OYwyWgWfR_Czg&sig2=mEEw7DCSbp0lcNYi0mNb8Q&bvm=bv.57752919,d.cGU Here's a Link to know how to make them.
You can also use tape if the glue doesn't work.