Mastery blocks (Math-U-See-style) for Grade 1

Math-U-See has Grade 1 students fully master one concept, with color-coded blocks and a build-write-say method, before advancing.

How Mastery blocks (Math-U-See-style) teaches Grade 1 math

For Grade 1, Math-U-See focuses on addition, subtraction, and place value one concept at a time until it is completely mastered. Integer blocks make place value, addition, and subtraction visible and tactile, and students build, write, then say each problem. Students do not move ahead until they can teach the concept back, which is the heart of mastery learning.

Grade 1 focus: Addition and subtraction within 20, place value, number bonds, mental math strategies.

3
Topic Areas
21
Lessons
1
Grade Level

Grade 1 Mastery blocks (Math-U-See-style) topics

Each topic links to a progressive set of free printable worksheets with answer keys.

Addition

Learn to add numbers from sums to 10 through sums to 20

Subtraction

Learn to subtract numbers within 20

Place Value

Understand tens and ones in two-digit numbers

A Mastery blocks (Math-U-See-style) practice tip for Grade 1

Have your child build each problem with blocks (or block images), write it, then say it aloud before moving on.

All Mastery blocks (Math-U-See-style) worksheets

See how Mastery blocks (Math-U-See-style) works across every grade, K-8.

All Grade 1 math topics

Browse every Grade 1 topic, not just Mastery blocks (Math-U-See-style) ones.

Find the right starting point

Take our placement quiz to match your Grade 1 learner with the right worksheets.