Eggmosis – Teaching Selectively Permeable Membranes with Eggs. Because of the inner membrane underneath the shell, an egg is a perfect tool when teaching students about selectively permeable membranes. This demonstration takes seconds to set up and can be left out for a few days for students to observe.
My students turned my whole classroom into a giant cell! Each group of students built an organelle (with a rough scale model in relation to the size of the classroom) and presented them to the class. I love this because it helps students really connect