Evelyn B ChristensenEVELYN CHRISTENSEN is a former K-2 teacher with a doctorate in education. She loves creating resources that make learning fun and stretch children's thinking. Find her at EvelynChristensen.com. Susan E. Christensen hs degrees in linguistics and biomedical engineering, so it's no surprise that word games and logic puzzles are close to her heart! She has co-authored eight educational puzzle books with Evelyn. Read More Read Less