Deoxyribonucleic Acid : The Marvellous Molecule - Its Place in the Story of Life and Evolution Explained by Means of Cut Out Models

Its place in the story of life and evolution explained by means of models to cut out and glue together Just as it is hard to describe a spiral staircase without using your hands, so it is difficult to understand the double helix without a three dimensional model.

This one is easy to glue together and makes a fine mobile.

There are other models to shed light on nucleo-tides, viruses and protein synthesis.