This resource is part of Tools4NCTeachers.

In this lesson, students solve a word problem using a strategy of choice and share the strategy to develop the concept of representing and solving problems involving addition and subtraction within 20. This lesson format may be used with any problem type appropriate for the grade.

This resource is part of Tools4NCTeachers.

In this lesson, students compare two-digit numbers based on the meanings of the tens and ones digits.

This resource is part of Tools4NCTeachers.

In this lesson, students will compare and reason about the values of two-digit numbers based on the number of tens and ones in the numbers.

This resource is part of Tools4NCTeachers.

In this lesson, students explore strategies for counting handfuls of cubes to develop the concept of place value.

This resource is part of Tools4NCTeachers.

In this lesson, students explore place value concepts with two-digit numbers as they build and discuss numbers with more ones than tens and more tens than ones.

This resource is part of Tools4NCTeachers.

In this lesson, students strategically create and order two-digit numbers on their game boards to develop the concept of place value.

This resource is part of Tools4NCTeachers.

In this lesson, students build pattern block animals inspired by literature, describe and graph the shapes used, and interpret the data by asking and answering questions to develop the concepts of geometry and graphing.

This resource is part of Tools4NCTeachers.

In this lesson, students use ten frame cards to compose numbers within 100 and compare numbers.

This resource is part of Tools4NCTeachers.

Arrow cards are a great tool for developing an understanding of place value! In this lesson, students explore making numbers with place value materials and arrow cards. The develop the concept that the digits of a number represent amounts of tens and ones.

This resource is part of Tools4NCTeachers.

Arrow cards are a great tool for developing an understanding of place value! In this lesson, students explore making numbers with place value materials and arrow cards. The develop the concept that the digits of a number represent amounts of tens and ones.

This resource is part of Tools4NCTeachers.

In this lesson, students build fluency with recognizing and creating representations of numbers within 100. Students deepen their place value understanding as they work with ten frame cards. There are several variations built into the lesson for number ranges and response options.

This resource is part of Tools4NCTeachers.

In this lesson, students use their understanding of word problems to sort problems based on type. The focus for students in this lesson shifts from solving word problems to analyzing word problem structures in order to group like problems. The purpose is to help students understand and visualize problems so they will know how to write equations that match and know what operation is needed to solve. This lesson focuses on sorting addition and subtraction word problems with a specific focus on Take Apart and Put Together types. The lesson, however, can be adjusted to use with any problem types you notice students need more experience with. You could also adjust the number size in the problems to use this lesson at different times in the year.

This resource is part of Tools4NCTeachers.

In this lesson, students use number cards to create the highest two-digit numbers possible to develop the concept of using place value to compare numbers.

This resource is part of Tools4NCTeachers.

In this lesson, students work with double ten frame mats to represent and develop understanding of teen numbers.

This resource is part of Tools4NCTeachers.

In this lesson, students use ten frames to represent and compare two-digit numbers.