Iron Filings Exploration


by:  Michelle Bertke

Simple iron filings can be used for a variety of interesting experiments and demonstrations.  Magnetism is a mysterious concept that can be difficult for students to grasp.  Magnetic fields are the forces surrounding a magnet that are identified by how they interact with adjacent magnets and other metal objects.  While magnetic fields are ‘invisible’ they can be observed by sprinkling iron filings on a white paper with magnets beneath.

Read the rest of this entry »


Make Slime, Gak, and Oobleck | Gross Science


Tami O'Connor, Educational Innovationsby: Tami O’Connor

Let’s face it, kids of every age love gooey substances! The school year is never complete until you and your students make slime. Depending upon your grade level, the topic you’re teaching, your classroom budget, and the time you have available, there are a number of options open to you.

One of my favorite “recipes” is the ever popular Elmer’s Glue Gak. Aside from the fact that it’s easy to make, it’s rare that you wouldn’t have most of the essential ingredients at your fingertips.

To make Gak:

Read the rest of this entry »