Compare how third graders think mathematically when using virtual versus concrete base-ten blocks to learn place-value concepts.
Justin T. Burris
Jennifer Suh and Padmanabhan Seshaiyer
Foundational in understanding place value and our decimal number system, this concept is explored through a practiced-based activity designed to develop teachers' technology knowledge for teaching mathematics. The activity focuses on number sense using online applets and various related models and representations.