Universe II Large Sized Chart, 59 x 42 Inch, The poster sized chart is good fit for bulletin boards and walls, Illustrates major stages in the evolution of the universe starting with the Big Bang, Provides a summary of modern cosmology
Particle Poster Sized Chart 30 X 21 inch, inchcludinchg more about neutrinchos and a section on Unsolved Mysteries inchcludinchg dark matter and dark energy.