EXCERPT: What also makes dyslexia hard to spot is that many kids are savvy at masking their struggles, says Laura Bailet, Ph.D., a school psychologist in Jacksonville, FL. For instance, they’ll memorize short books or use illustrations as clues. “Dyslexia is an unexpected difficulty,” Dr. Shaywitz notes. “That’s the paradox of the condition: Kids can be strong critical thinkers and problem-solvers and also dyslexic.”