Teaching and learning process in the 21st century has undergone a vast change from the narrow and teacher - centric method to a more liberal and student - centric one. In a vast country like India, enormous work is now being done in the field of education but it is still not possible to equip each and every higher and higher secondary school with all the facilities for teaching biology in the near future. Any diagram can be explained in detail with 3d effect, it helps the student to understand the lesson clearly.