This is an OUTSTANDING unit on inventions and inventors. It is a 24+ page reosurce with detailed lesson plans, technology integration links, and student worksheets and handouts (including a parent letter and guidelines on how to set up the end of unit Invention Convention). Download the preview file to see a sample of both the lesson plans and some student worksheets. It is scheduled to last for 8-10 weeks. It is adaptable from 2nd-5th grade with the best age range being in 3rd or 4th. The unit focuses on technological advances over time and the inventors and inventors responsible for this advancement. Common Core standards are shown for every lesson. Investigations, high interest content, high levels of critical thinking, collaboration, and a culminating final invention convention are all elements found across the unit. For a little over 50cts for each lesson and complementary resources, this unit is a steal. This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.