Library Pricing For Schools Blog FAQ

Sign in Start free trial

Ready-to-teach Kindergarten and 1st grade resources for busy teachers, with a new bundle every month.

Product

Library
Monthly bundles
What's new
Pricing
Free sample
Redeem a code

Schools

For schools
Request a quote

Help

Blog
FAQ
Contact
Terms of use
Privacy policy

© 2026 Clever School Teacher. Resources are licensed for single-teacher classroom use.

Results for “numbers to 20”

16 resources

Search the library

Filters

Subject

Literacy11
Math33
Social studies1
Social-emotional learning2
Classroom management2

Resource type

Centers & games6
Worksheets & printables2
Skill packs2
Monthly printables2
Assessments & exit tickets2

Season & holiday

Back to school2
Fall & apples3
Halloween1
Valentine's Day1
Easter1

Teaching month

Aug (August)2
Sep (September)3
Oct (October)3
Nov (November)1
Dec (December)1
Jan (January)2

Format

Printable PDF16

Grade

Sort

Subject

Literacy11
Math33

Geometry & shapes2

Sorting & patterns1

Task cards & flashcards

2

Summer & end of year

1

Show 1 moreShow fewer

Any time8

Feb (February)

2

Addition & subtraction

16

Measurement, time & data1

Geometry & shapes2

Sorting & patterns1

Social studies1

Social-emotional learning2

Classroom management2

Resource type

Centers & games6
Worksheets & printables2
Skill packs2
Monthly printables2
Assessments & exit tickets2
Task cards & flashcards2

Season & holiday

Back to school2
Fall & apples3
Halloween1
Valentine's Day1
Easter1
Summer & end of year1

Show 1 moreShow fewer

Any time8

Teaching month

Aug (August)2
Sep (September)3
Oct (October)3
Nov (November)1
Dec (December)1
Jan (January)2
Feb (February)2
Mar (March)1
Jun (June)1

Format

Printable PDF16

“numbers to 20”(remove filter)
Math › Addition & subtraction(remove filter)
Clear all

K1stAssessments & exit tickets
Beginning-of-Year Assessments: K & 1st
PDF · 27 pages
1stSkill packs
1st Grade Back-to-School Math Review
PDF · 26 pages
K1stAssessments & exit tickets
October Check-In Assessments
PDF · 28 pages
K1stTask cards & flashcards
Apple Math: Addition & Subtraction
PDF · 27 pages
1stMonthly printables
First Grade Math and ELA Printables – September
ZIP · 2 files
1stCenters & games
Addition Ice Cream Stack Game For 1st Grade
PDF · 23 pages
K1stCenters & games
Out of Sight – December
PDF · 37 pages
1stCenters & games
Out of Sight – June
PDF · 31 pages
K1stTask cards & flashcards
Bats & Spiders Addition and Subtraction
PDF · 25 pages
K1stCenters & games
Easter Eggs Math Facts
PDF · 87 pages
1stCenters & games
Match the Balloon Addition and Subtraction
PDF · 26 pages
K1stCenters & games
Farm Addition Addends 0 – 20 For K – 1st Grades
PDF · 61 pages
KWorksheets & printables
Valentine's Subtraction 20 Frame
PDF · 45 pages
K1stMonthly printables
Addition & Subtraction Game & Printables
PDF · 60 pages
1stWorksheets & printables
Words Problems Individual Work
PDF · 21 pages
1stSkill packs
Addition & Subtraction Word Problems
PDF · 21 pages