Worksheet
Math Salamanders Ltd.

Counting to 20

For Students K - 2nd Standards
For this counting activity, students recognize numbers from one to 20. Students practice counting by using pictures and counting the total number of objects.
Printables
1
1
Curriculum Corner

Number Cards 1–20

For Students K Standards
Reinforce number identification with a set of colorful cards showcasing numbers 1 through 20.  
App
Spur Design

PrestoBingo Colors

For Students Pre-K - 2nd Standards
Open children's eyes to the wonderful world of colors with a fun interactive game. From red, blue, and green to garnet, sapphire, and chartreuse, this resource engages young students in learning about all sorts...
Printables
1
1
Curriculum Corner

Number Cards

For Students Pre-K - 1st Standards
Showcase numbers one through twenty with a set of cards that displays each numeral in a bold, easy-to-read font. 
Organizer
Curriculum Corner

Second Grade Summer Math Practice Book

For Students 1st - 3rd Standards
Stop the summer lag with a set of second grade Common Core based math practice sheets. Learners fill in hundreds charts with missing numbers up to 1,000. They practice writing numbers in standard, expanded, and word form. Children also...
Worksheet
Public Schools of North Carolina

Math Stars: A Problem-Solving Newsletter Grade 5

For Students 5th - 7th Standards
Looking for a way to challenge the problem-solving abilities of your young mathematicians? Then look no further. This collect of newsletter worksheets engages learners with a variety of interesting word problems that cover topics ranging...
Assessment
Inside Mathematics

Squares and Circles

For Teachers 8th Standards
It's all about lines when going around. Pupils graph the relationship between the length of a side of a square and its perimeter. Class members explain the origin in context of the side length and perimeter. They compare the graph to the...
Assessment
Inside Mathematics

Population

For Teachers 9th - 12th Standards
Population density, it is not all that it is plotted to be. Pupils analyze a scatter plot of population versus area for some of the states in the US. The class members respond to eight questions about the graph, specific points and...
Assessment
Inside Mathematics

Swimming Pool

For Teachers 9th - 11th Standards
Swimming is more fun with quantities. The short assessment task encompasses finding the volume of a trapezoidal prism using an understanding of quantities. Individuals make a connection to the rate of which the pool is filled with a...
Unit Plan
Mathematics Vision Project

Module 6: Congruence, Construction, and Proof

For Teachers 8th - 10th Standards
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This...
Worksheet
CommonCoreSheets.com

The Space Race

For Students 6th - 11th Standards
From the USSR's launch of Sputnik in 1957 to Neil Armstrong's mission to the moon in 1969, review major events in the timeline of the space race during the mid-twentieth century. 
Printables
1
1
Houghton Mifflin Harcourt

Unit 5 Math Vocabulary Cards (Grade 2)

For Students 2nd Standards
Reinforce math vocabulary with a set of flash cards. Two types make up a set of 10 cards; a word card and a labeled, picture representation. Terms included are estimate, ones, regroup, and more.
Unit Plan
National Security Agency

Going Green with Graphs

For Teachers 2nd - 3rd Standards
In this unit designed for second graders, youngsters are introduced to conducting surveys and creating tally charts based on the data they gather. Students then construct bar graphs, and observe the relationships between the two...
Assessment
Inside Mathematics

Snakes

For Teachers 9th - 12th Standards
Get a line on the snakes. The assessment task requires the class to determine the species of unknown snakes based upon collected data. Individuals analyze two scatter plots and determine the most likely species for five...
Worksheet
Math Mammoth

Volume Problems

For Students 7th - 9th
In this volume problem instructional activity, learners determine the volume of various objects. They compare similar objects and determine the percent of increase and decrease of the surface area and volume. This one-page instructional...
Assessment
Inside Mathematics

Suzi's Company

For Teachers 9th - 12th Standards
The mean might not always be the best representation of the average. The assessment task has individuals determine the measures of center for the salaries of a company. They determine which of the three would be the best representation...
Unit Plan
Khan Academy

Khan Academy: Count Objects 1

For Students Pre-K - 1st Standards
Practice counting up to 20 objects. Objects are organized neatly into rows and columns. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Count Objects 2

For Students Pre-K - 1st Standards
Practice counting up to 20 objects in random patterns. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Movie Theater: Number: Count to 20

For Students Pre-K - 1st Standards
On this interactive site, students practice basic number concepts which include reading numerals up to twenty, grouping objects up to twenty, and forward counting to twenty.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Goody Bags

For Teachers K - 1st Standards
Students will practice counting with this small group activity - great for math stations! The teacher will pre-fill goodie bags with counting objects. Students count the objects, record the number on the post-it note and stick the...
Website
AAA Math

Aaa Math: Number of Objects

For Students Pre-K - 1st Standards
An online game from AAAmath.com for students to practice counting. Students can visit sections to learn, practice, play, and explore this skill.
Unit Plan
Khan Academy

Khan Academy: Count With Small Numbers

For Students Pre-K - 1st
Practice counting up to 10 objects. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
ABCya

Ab Cya: Molly Adds & Subtracts From 20

For Students 1st - 2nd Standards
This educational activity provides word problems with manipulatives for kids to practice adding and subtracting within 20. The word problems are read aloud and have objects that can be used for counting. Children may need assistance from...
Interactive
PBS

Pbs Kids: Curious George: Count With Allie

For Students Pre-K - K Standards
Use this game resource to foster the skill of counting and representing quantities in different ways - using real objects, drawings, words and numerals. With George and his friend Allie, children will also read and write numerals 0 to 19.