https://accelerationdenied.com/tags/research/Recent content in Research on Acceleration DeniedHugoen-usSun, 28 Dec 2025 09:00:00 -0600https://accelerationdenied.com/blog/the-invisible-students/Sun, 28 Dec 2025 09:00:00 -0600https://accelerationdenied.com/blog/the-invisible-students/<p><em>This post is a follow-up to <a href="https://accelerationdenied.com/blog/the-leveling-down">The Leveling Down</a>, which documented how Oak Park District 97&rsquo;s 2017 elimination of elementary math acceleration led to declining scores for advanced students with no improvement for anyone else. This post examines why: the promise of differentiation was never realistic.</em></p> <hr> <p>In 2017, Oak Park District 97 eliminated its elementary math acceleration pathway. The replacement: &ldquo;enrichment for all&rdquo; - a model where teachers would differentiate instruction within regular classrooms rather than providing separate advanced instruction.</p>