ALL of these products can be bought separately in my store, however the bundle gives you everything at a cheaper cost and ALL future updates! Check out the DENSITY tab on my store site!1. Density Foldable Notes In this product you will find foldable notes that teach students what density, mass and volume are. They teach the students the definition, the formulas, units, and a sample problem in each to help them when learning the concepts. You get the power point, and the foldable notes that can s