I always start off my eighth grade classes with a review of integers. My favorite way to open up our integer review involves a document camera, projector, and some basic round manipulatives with a different color on each side. My set is represented with
First Grade Math Unit 2: Number Sense, Part Part Whole, Number Bonds, and more
Everything you need to teach part part whole and other number sense concepts to help kids understand how to make numbers and decompose numbers to 10
Place Value Partners Game from Laura Candler - Awesome for math centers! - Place value game includes two versions: Traditional terms and Common Core terms - Each version has several levels covering both whole numbers and decimals. Appropriate for 2nd grade, 3rd grade, 4th grade, and 5th grade.