Measurement - length, mass, capacity

Students measure the lengths of objects using rulers, measuring in inches and centimeters. They learn to align objects with the zero mark and read measurements accurately.

2.MD.A.1: Measure the length of an object by selecting and using appropriate tools such as rulers, yardsticks, meter sticks, and m...

Students select appropriate tools such as rulers, yardsticks, meter sticks, and measuring tapes for different measurement tasks. They explain why certain tools work better for certain objects.

2.MD.A.1: Measure the length of an object by selecting and using appropriate tools such as rulers, yardsticks, meter sticks, and m...

Students measure the same object using different units and compare the results. They discover that smaller units produce larger measurements and explain why.

2.MD.A.1: Measure the length of an object by selecting and using appropriate tools such as rulers, yardsticks, meter sticks, and m...

Students estimate the lengths of objects using inches and feet before measuring. They use known benchmarks to make reasonable estimates.

2.MD.A.3: Estimate lengths using units of inches, feet, centimeters, and meters.

Students estimate lengths using centimeters and meters. They compare their estimates to actual measurements and refine their estimation strategies.

2.MD.A.3: Estimate lengths using units of inches, feet, centimeters, and meters.

Students apply estimation and measurement skills to real-world situations. They choose appropriate units and tools, estimate first, then measure to check.

2.MD.A.3: Estimate lengths using units of inches, feet, centimeters, and meters.

Students measure two objects and find the difference in their lengths. They determine how much longer or shorter one object is compared to another.

2.MD.A.4: Measure to determine how much longer one object is than another, expressing the length difference in terms of a standard...

Students solve word problems that ask how much longer one object is than another. They use addition and subtraction with measurement data to find differences.

2.MD.A.4: Measure to determine how much longer one object is than another, expressing the length difference in terms of a standard...

Students solve addition and subtraction word problems involving lengths in the same units. They draw diagrams and write equations to represent and solve measurement problems.

2.MD.A.4: Measure to determine how much longer one object is than another, expressing the length difference in terms of a standard...

Students represent whole numbers as lengths from zero on a number line. They place numbers on a number line and understand that each point corresponds to a distance from zero.

2.MD.B.6: Represent whole numbers as lengths from 0 on a number line with equally spaced points corresponding to the numbers 0, 1,...

Students use a number line to add and subtract whole numbers. They model jumps forward for addition and jumps backward for subtraction.

2.MD.B.6: Represent whole numbers as lengths from 0 on a number line with equally spaced points corresponding to the numbers 0, 1,...

Students solve addition and subtraction problems using number line diagrams. They connect number line representations to equations and real-world measurement contexts.

2.MD.B.6: Represent whole numbers as lengths from 0 on a number line with equally spaced points corresponding to the numbers 0, 1,...