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Lines of Symmetry

Students will work collaboratively with a partner to discover what is a line of symmetry.

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Composing and Decomposing a Number

In this lesson, students will learn how to compose a number with base 10 blocks, decompose a ten, and then compose the same number a different way.

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Are You Part of Our Family?

**The teacher will introduce Fact Families through literature. Students will create and represent various Fact Families within 10.**

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Understanding the Equal Sign and Balancing Equations

Students will apply addition strategies as they complete four different station rotations to help understand that the equal sign represents a relationship where the expressions on each side of the equal sign represents the same value.

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It’s All About the Bend, No Breaking

Students will experiment with choosing tools to measure around a previously created pet habitat in preparation for choosing appropriately sized food bowls. Students will use a graphic organizer to record tools chosen and to explain why those tools were or were not a good choice for continuous measurement.

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Humpty Dumpty's Mystery Fall

Students will listen to the story of Humpty Dumpty and share what they know about the nursery rhyme character. Then, they will help solve the math mystery of Humpty Dumpty and determine the number of broken eggs by finding the missing addend.

**Texas Essential Knowledge and Skills (TEKS) Vertical Alignment**

Click below to learn about the TEKS related to the unit and Research Lesson.

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Making Ten is Easy as Pie!

Students will practice composing 10 by interacting with a counting story, playing a dice game with ten frames and response sheets, and participating in a small group to extend the learning with three addends.

**Texas Essential Knowledge and Skills (TEKS) Related to the Unit**

Click below to learn about the TEKS related to this unit. The highlighted student expectation(s) is the chosen focus for the Research Lesson.

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Solving Rational Equations

Students will discuss and formulate an equation to solve an engaging real-world problem. They will use manipulatives to describe how to find the common denominator they need to solve the equation. They will break up into groups and solve for a more complicated problem.

**Texas Essential Knowledge and Skills (TEKS) Vertical Alignment**

Click below to learn about the TEKS related to the unit and Research Lesson. The highlighted student expectation(s) is the chosen focus for the Research Lesson.

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Subtraction Seekers

Students will be introduced to subtraction in an inquiry-based lesson that uses concrete examples and allows students to explore through different settings and scenarios.

**Texas Essential Knowledge and Skills (TEKS) Vertical Alignment**

Click below to learn about the TEKS related to the unit and Research Lesson. The highlighted student expectation(s) is the chosen focus for the Research Lesson.

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Interactive Math Glossary

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TXRCFP: Texas Response to Curriculum Focal Points for K-8 Mathematics Revised 2013

The Texas Response to Curriculum Focal Points Revised 2013 was created from the 2012 revision of the TEKS as a guide for implementation of effective mathematics instruction by identifying critical areas of content at each grade level.

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Vertical Alignment Charts for Revised Mathematics TEKS

This resource provides vertical alignment charts for the revised mathematics TEKS.

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Making Ten and Applying Properties of Operations

In these activities students will explore and identify patterns in related addition and subtractions number sentences.

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Math Problem Solving CAN DRIVE good problem solvers!: 1st grade CAN Drive

**Students will help the principal collect cans for a can food drive. The students will be able to solve math word problems using the UPS✓ (UNDERSTAND what the problem is asking, make a PLAN, SOLVE the problem, and then CHECK to see if the answer makes sense) song/strategy, draw to show their work, and write a number sentence to go with their problem. **

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Sunflower Biscuit Bones (PDF) | Martha Speaks

The PDF of the interactive, informational story "Sunflower Biscuit Bones" designed for in-classroom use.

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¡El Pollo! | StoryBlocks

La investigación muestra los bebés pueden reconocer que las palabras mucho antes de que puedan hablar.

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Los Elefantes | StoryBlocks

La investigación muestra los bebés pueden reconocer que las palabras mucho antes de que puedan hablar.

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6.08 Bonus Video: Law of Sines—The Ambiguous Case

The Law of Sines can be used to solve for sides and angles of oblique triangles. However, in some cases more than one triangle may satisfy the given conditions. We refer to this as an ambiguous case.

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Understanding Mathematical Word Problems

The student is expected to represent word problems involving addition and subtraction of whole numbers up to 20 using concrete and pictorial models and number sentences.

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Decomposing Number Exploration

**Students will decompose a number up to 20 using manipulatives and graphic organizers.**