Learn · Check · Practice

Length, time, money, and measurement: a learning progression

Move from comparing objects to reading instruments, using units, and converting measures.

Before you begin

Count equal units and compare whole-number quantities.

Readiness depends on the ideas you can use, not only your age or grade. Start earlier in the sequence when an example feels unfamiliar.

How the skill develops

  1. Compare objects directly, then measure with repeated equal units.
  2. Read ruler intervals, clock hands, and money values.
  3. Convert between related units while keeping the quantity unchanged.
  4. Combine measurements in word problems and label every result.

What grade is this taught?

Our catalog includes this progression from grade 1 through grade 5. That is a map of the practice available here, not a rule that every school uses the same schedule. Earlier grades may introduce models that later grades formalize.

The sequence is our teaching organization, informed by the published curriculum reference. High-school courses and calculus enrollment vary; check your school’s syllabus for placement decisions.

Build your next practice steps

Mark skills you already feel comfortable with. We’ll suggest the next unchecked skills in this sequence. This is a self-selected path, not a test score.

Grade 1

Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →

Grade 2

Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →

Grade 3

Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →
Examples and practice →

Grade 4

Examples and practice →

Grade 5

Examples and practice →
Examples and practice →

Common wrong turns along this path

Try a grade-entry check and build a practice plan →