Common Core math · Kindergarten · Measurement & Data
K.MD.B.3
Sort things into groups and count each group.
What K.MD.B.3 says
Classify objects into given categories; count the numbers of objects in each category and sort the categories by count.
- Grade
- Kindergarten
- Domain
- MD — Measurement & Data
- Full code
- CCSS.MATH.CONTENT.K.MD.B.3
Free worksheets for K.MD.B.3
19 aligned worksheets. Every one is a free printable PDF. No account, no email, no paywall.
Polygon Classification — Triangles, Quadrilaterals, Pentagons, Hexagons
Math · 1 page
Sorting by Shape
Math · 1 page
Sort and Count — By Colour
Math · 1 page
Sort and Count — By Shape
Math · 1 page
Sort and Count — By Size
Math · 1 page
Sort and Count — Count Each Group
Math · 1 page
Sort and Count — Which Group Is Biggest
Math · 1 page
Sort and Count — Tally the Groups
Math · 1 page
Sort and Count — Two Ways to Group
Math · 1 page
Sort and Count — Sort and Record
Math · 1 page
Shape Categories — Quadrilaterals Together
Math · 1 page
Shape Categories — Shared Attributes
Math · 1 page
Shape Categories — Which Category
Math · 1 page
Shape Categories — Name the Quadrilateral
Math · 1 page
Shape Categories — Rhombus Rectangle Square
Math · 1 page
Shape Categories — Not a Quadrilateral
Math · 1 page
Shape Categories — Group by Attribute
Math · 1 page
Shape Hierarchy — Triangle Categories
Math · 1 page
Take-Home — Sorting into groups
Math · 1 page
More free Kindergarten math
Other Kindergarten standards
K.MD.B.3 — common questions
What is K.MD.B.3?
K.MD.B.3 is a Kindergarten Common Core math standard in the Measurement & Data domain. It reads: “Classify objects into given categories; count the numbers of objects in each category and sort the categories by count.”
What grade is K.MD.B.3?
K.MD.B.3 is a Kindergarten standard. The number straight after the domain letters is the grade, so the “K” in K.MD.B.3 means Kindergarten.
What does the code K.MD.B.3 stand for?
Read it left to right: K is the grade, MD is the domain (Measurement & Data), and the last number is the standard within that domain. The full identifier is CCSS.MATH.CONTENT.K.MD.B.3.
Are there free worksheets for K.MD.B.3?
Yes — 19 printable worksheets on this page are aligned to K.MD.B.3. Every one is a free PDF with no account, no email and no paywall.