Help your 3rd grade students confidently choose the correct type of measurement, length, mass, or volume, and select the most appropriate unit for each situation with this comprehensive math lesson plan resource. This measurement decision-making lesson plan focuses on identifying what is being measured, distinguishing between length, mass, and liquid volume, and selecting the best unit (grams, kilograms, milliliters, liters, inches, feet, centimeters, or meters). Designed for introduction, gui