PBS
Pbs Learning Media: Teaching Tips: Deductive and Inductive Reasoning (1St Grade)
Use these teaching tips from the PBS Kids Lab to help children make sense of problems and persevere in solving them, determine the unknown whole number in an addition or subtraction equations, use addition and subtraction within 20 to...
E-learning for Kids
E Learning for Kids: Math: Husky Sled: Addition to 20
Kodi the sled dog needs your help. Can you help him count?
E-learning for Kids
E Learning for Kids: Math: Food Market: Addition and Multiplication
Go shopping with Annie and learn to add and multiply.
National Council of Teachers of Mathematics
Nctm: Illuminations: Grouping and Grazing
A game that reviews grouping in fives and tens, and adding and subtracting. The instuctions are clear and include a video of how to play.
AAA Math
Aaa Math: Complete a Numerical Sentence: Addition
Students can practice solving addition number sentences through the interactive learning exercises and games on this site.
Texas Instruments
Texas Instruments: Busy Hands
In this activity, students will make their own finger signs for the numbers from zero to ten. Students will relate each finger sign to its numeral and then explore number sentences using the calculator.
Mr. Martini's Classroom
Mr. Martini's Classroom: Math Word Problems for Children
Solve addition and subtraction word problems using a number line in this interactive exercise.
Mr. Martini's Classroom
Mr. Martini's Classroom: Kids' Number Maker
Identify every number from 0 up to 20 with this interactive lesson. Click the how to do it button for instructions.
Khan Academy
Khan Academy: Less and Greater
In this exercise, students practice their understanding of the concepts of less and greater. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Subtract Within 5
Subtract small numbers. All answers are less than 5. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Comparing Numbers to 10
Practice saying if one number is less than or greater than another number. Numbers are between 0 and 10. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Count Objects 1
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.
Khan Academy
Khan Academy: Find 1 More or 1 Less Than a Number
Practice finding one more or one less than a number. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Addition Word Problems Within 10
Practice solving word problems by adding small numbers (numbers 10 or less). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Subtraction Word Problems Within 10
Practice solving word problems by subtracting small numbers (numbers 10 or less). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Texas Instruments
Texas Instruments: Cereal Numbers
In this activity, students build numbers from zero to ten with cereal and connect the number name and numeral. Students also explore number sentences for numbers up to ten.
Khan Academy
Khan Academy: Making Small Numbers in Different Ways
Practice making a number by adding other numbers. All numbers in these problems are less than 10. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
K-5 Math Teaching Resources
K 5 Math Teaching Resources: Decompose a Factor [Pdf]
Students will learn how to determine the product by decomposing the factors.
Khan Academy
Khan Academy: Compare Numbers of Objects 1
Practice counting which group has more objects. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Compare Numbers of Objects 2
Practice counting to see which group has the most things in it. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Groups of Ten Objects
In this exercise, students grouping objects by 10s. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Numbers to 120
Practice finding missing numbers in a list of numbers between 0 and 120. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Compare 2 Digit Numbers 2
Practice more challenging problems comparing numbers within 100. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Word Problems With "More" and "Fewer" 1
In this exercise, students practice word problems with "more" and "fewer". Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.