- Child says, "I imagine one meter stick after another along the edge of the room. That's how I estimated the room's length is 9 meters."
Help your student become a(n) Conceptual Ruler Measurer
"Guess and check" activities with initial estimates followed by measurements can help children develop an "internal sense" of a length unit and interation of that unit mentally. Also useful are real-world benchmarks for length units (e.g., floor to top of most doorknobs is about a meter).