wendy bradshaw become teacher want help children learn prepare succeed life sadly however bradshaw master degree focus childhood behavioral disorder could prepare reality today classrooms.after force make students cry every day class bradshaw resign polk county school last october.her resignation letter go straight heart problem america schools.she write children cry misbehave bad kid stupid kid little body sit quietly anymore know social rule school time teach them.the teacher background childhood behavior disorder help understand problem children normal children trap inside problematic system may arrive school behavioral disorder likely leave them.bradshaw letter go explain say confidence children disorder disorder system require attempt curriculum demonstrate behaviors far beyond appropriate age.this happen lawmakers teachers parent get together decide best children never spend single day with.it also happen power educate take hand educators.bradshaw write disorder system bar teachers differentiate instruction meaningfully threaten disciplinary action decide students need five minute break difficult concept extend lesson exceptionally engaging.she add disorder system decide students teachers must regiment minute punish deviate disorder system value score wildly inappropriate assessments teach students meaningful research base manner.all across us teachers students subject kind strict regimine many like bradshaw believe harm good.rather improve student performance student test score declining.as washington post report november fourth-graders eighth-graders across unite state lose grind national mathematics test year first decline score since federal government begin administer exams 1990.reading performance also sober eighth-grade score drop accord result release wednesday fourth-grade performance stagnant compare 2013 last time students take test.testing students 2013 also show decline previous years.while might will support high-stakes test evidence teach test improve student performance opposite true.under child leave behind tie teacher pay school fund student test result kid teachers subject enormous amount pressure consequences fail experiment stretch beyond academic bradshaw letter illustrates.all across country educators report rise number children struggle manage emotions academic environment problems pronounce among young students teachers say.as oregon live report recent years students come school unprepared unsettle lead tantrums run classroom despondent behavior physical aggression bradshaw point resignation letter children disorder system.photo bill leary/the washington post via getty image teacher resignation letter heartbreaking reminder kid