Pre K - 2 January's links to 'Why We Still Need Paper Maps' and 'Camera and Locomotive' inspired me to share this lesson plan we recently featured, 'What Do Trains Do? Exploring Local History Through Maps." Looking for a lesson plan that would help teachers at the elementary level begin to introduce Social Studies inquiry skills using primary sources, Emerging America re-posted a lesson plan developed several years ago for a Kindergarten classroom. It uses the Library of Congress collection Railroad Maps: 1828-1900, available for every locale across the US, to allow young students to see how trains connect people, the things people make, grow, and buy, and how their town has been connected to other places, now and in history. 3 - 5 , Social Studies/History maps trains bestof