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Lesson Plan
Curated OER

Subtraction with Calculators

For Teachers 1st
First graders demonstrate an understanding of subtracting one from a number of ten or less using manipulatives, work with calculators to solve subtraction problems, and create subtraction number sentences to solve on the calculator.
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Worksheet
Curated OER

Easy Sudoku: Number Fun 4

For Students 1st
In this Sudoku puzzle worksheet, 1st graders complete a 4x4 Sudoku puzzle with the numbers 13-16 where each number may appear only once in each row, column, or block.
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Lesson Plan
Curated OER

I Have a Magic Pot

For Teachers 1st - 3rd
Pupils will explore numbers rules. They will create a picture of their rule and exchange their paper with a classmate. The classmate works to figure out the rule. They then share with each other how they found the rule. Questions are...
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Organizer
Curated OER

My Foot and the Standard Foot

For Students K - 2nd Standards
Young mathematicians put one foot in front of the other as they learn how to measure length in an elementary math lesson. Using paper cutouts of their own feet, children measure classroom objects as they discover the importance of...
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Organizer
Curated OER

Counting and Calculating

For Students 1st - 2nd
In this math worksheet, students follow the basic activities that are shown in the planning guide written for the teacher. The plan is written in the form of a unit.
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Lesson Plan
Curated OER

Sums With 9

For Teachers 1st
In this sums with nine worksheet, 1st graders calculate the sums of nine in ten sets of red dots, calculate the answers to twenty five addition equations.
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Lesson Plan
Curated OER

Pounds and Ounces: It's All About Weight

For Teachers 1st
First graders explore number sense by participating in a measurement estimation activity. In this weight lesson, 1st graders discuss the differences between measurement units, both English and Metric. Students examine a loaf of bread to...
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Lesson Plan
Curated OER

Number Sense

For Teachers 1st
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences instructional activity, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.

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