Lincoln Heights Elementary School Fourth-grade Teacher Sophie Dudding walks her students through the math problem of the day using a STEM process.
Lincoln Heights Elementary School Fourth-grade Teacher Sophie Dudding walks her students through the math problem of the day using a STEM process. aramos@newsobserver.com
Lincoln Heights Elementary School Fourth-grade Teacher Sophie Dudding walks her students through the math problem of the day using a STEM process. aramos@newsobserver.com