Measurement
Length, mass, time, money and area — 68 skills across 7 years. Every skill below shows what it builds on and how to tell your child has it.
Grouped by the age children typically start each skill. Ages are typical, not deadlines — follow your child’s pace.
Around age 4
Around age 5
Around age 6
Around age 7
Addition and subtraction word problems
Calculating with measurements
Comparing lengths by measuring
Comparing Time Durations
Estimating answers (age 7+)
Estimating Lengths
Giving Change
Halves and quarters (age 7+)
Measuring & Plotting Lengths
Measuring length (age 7+)
Measuring Perimeters
Measuring with different units
Telling time to the minute (age 7+)
Time Units and Calendar Facts
Around age 8
12-hour and 24-hour time
Area (age 8+)
Area and the distributive property
Area by Tiling
Area of compound shapes
Converting measurement units
Estimating and comparing money
Halves and quarters (age 8+)
Measuring Liquids & Masses
Numbers on a number line
Perimeters of polygons
Telling time to the minute (age 8+)
Understanding angles (age 8+)
Understanding Area
Around age 9
Around age 10
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