My newest Teachers Pay Teachers product is a PowerPoint presentation on Diffusion, Active Transport, and Concentration Gradient is now up! I used this presentation in my classroom earlier this week and it was so successful I wanted to share it with everyone.
Available at http://www.teacherspayteachers.com/Product/Ppt-Presentation-Diffusion-Active-Transport-and-Concentration-Gradients.
Don't forget to visit my store! http://www.teacherspayteachers.com/Store/Cate-Odonnell