Many science problems require students to convert units. While this skill may not get the attention that more central science concepts do, teachers in the middle school and early high school grades will be doing their students a great service by leaving them with a strong understanding of both the skill itself and the reasons behind it. When the…

"Science for all" is not just a theme that befits the democratic society. It also exemplifies the best methodology for teaching science to children at the middle school level. For many years, teachers have grappled with trying to determine what type of grouping would most benefit their students. This article presents a strategy that highlights why…