Yellowstone is our country’s premier science laboratory. It’s all there: geological change on a massive time scale and ecosystem change on a smaller one — evidence of the outright gorgeousness of evolution at work in our world.  Follow this link to NPR’s report!   How can you do it?  Introduce them to the thermal features,  watch, really watch the wildlife, visit the Grand Canyon and focus on the geology, learn about the volcano, to name just a few!  For more, check this link: Science for Kids in Yellowstone