Developer of educational materials seeking experienced grade K-8 math writers and editors for immediate work.We are seeking candidates for 1) in-house editors, 2) out-of-house editors, and 3) out-of-house writers.Previous work experience must include writing or editing math SE's, TE's, assessment items, and/or ancillaries. Experience with Common Core State Standards is a plus. We're specifically looking for those with the ability to:1. write or edit elementary-level math workbooks, tests, and student/teacher editions2. handle page layout of Word and Excel documents with a high level of competency (InDesign and other graphics programs are also valuable)3. pay obsessive attention to detail in written material4. recognize and correct one's own errors5. write grade-appropriate texts for elementary students6. write to structured assignments and meet tight deadlines7. quickly absorb new rules and standards that regulate each projectRequired: BA or better; previous grade K-8 math editorial or writing experience.Salary reflects previous related work experience. Full-time in-house editorial positions are Monday-Friday in Park Slope, Brooklyn (along the F/G line); benefits are included. We'll also consider part-time and/or freelance editors and writers.ALL APPLICANTS MUST FOLLOW THESE INSTRUCTIONS TO APPLY: The subject line of your email should read: "GK-8 Math Writer/Editor". Include a cover letter with the following information: whether you're interested in out-of-house or in-house work, whether you're interested in a full-time or part-time position, what specific math writing/editing experience you possess, what grade(s) you are comfortable with, and when you would be available to start.APPLICANTS WITHOUT MATH WRITING/EDITING EXPERIENCE WILL NOT BE CONSIDERED.Note: A short, at home, screening test will be part of the selection process. Location: Park Slope Compensation: Commensurate with experience; salary or per-page Telecommuting is ok.Principals only. Recruiters, please don't contact this job poster.Please, no phone calls about this job!Please do not contact job poster about other services, products or commercial interests.