Photo Source: heidihasahobby.blogspot.com Who can resist this gorgeous three-dimensional swirling hearts design?! Featured at Heidi has a Hobby, this Valentine's Day bulletin board created by talented library media specialist, Kristen, is sure to provide some lovely inspiration for your own board! You might... Make the hearts a bit larger, inviting each of your students to write one one thing they like about themselves, and entitle the board, "Love Yourself!" Combine your Valentine's Day…