Introduction to Hands-On science and technology, grade 3 -- The Hands-On science and technology assessment plan -- Unit 1: Growth and Changes in Plants; Unit 2: Strong and Stable Structures; Unit 3: Forces Causing Movement ; Unit 4: Soils in the Environment. Each unit is divided into lessons that focus on specific curricular expectations. Each lesson has curriculum expectation(s) lists ; materials lists ; activity descriptions ; assessment suggestions ; activity sheet(s) and graphic organizer(s).