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 Lesson Plans (4) Unit Plans (1) Multimedia (1) Informational Materials (1) Interactives/Games (1)

## ALEX Lesson Plans

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Subject: Mathematics (1 - 4), or Social Studies (2)
Title: How Many Times Did You Add That?
Description: After watching the video clip of the Hershey's plant, students will use grid paper to investigate multiplication as repeated addition.  This lesson plan was created by exemplary Alabama Math Teachers through the AMSTI project.

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Subject: Mathematics (4)
Title: Explorations in Place Value
Description: Explorations in Place Value is an interactive math mini-unit that incorporates the use of children’s literature, mathematical learning stations, and small group instructional strategies to reinforce basic principles of place value and to teach students about writing large numbers in expanded notation.    This lesson plan was created by exemplary Alabama Math Teachers through the AMSTI project.

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Subject: Mathematics (3 - 4), or Technology Education (3 - 5)
Title: "Hanging Out the Laundry" with Place Value
Description: As an introduction to the thousands place in place value, students will first practice with place value mats and base ten blocks. Then students will play "hanging out the laundry" for more practice with place value. Additional practice can be gained by accessing the website provided.

## Thinkfinity Lesson Plans

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Subject: Language Arts,Mathematics
Title: Post-Office Numbers
Description: In this lesson, one of a multi-part unit from Illuminations, students participate in activities in which they focus on the role of numbers and language in real-world situations. Students discuss a picture of things you might see at a post office and then discuss, describe, read, and write about whole numbers to thousands, decimal fractions to hundredths, and common fractions.
Thinkfinity Partner: Illuminations

## ALEX Multimedia

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Multiplication -Place Value Strategy
Overview:
Fourth grade students will explain the process and steps of an alternative way to solve multiplication problems.  Students will explore this alternative algorithm that focuses on place value.  Students will use their place value knowledge in order to break apart each number and solve for a product. Students will also use their knowledge of arrays to organize the steps of the problem.

## Thinkfinity Informational Materials

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Subject: Mathematics
Title: Number and Operations Web Links
Description: This collection of Web links, reviewed and presented by Illuminations, offers teachers and students information about and practice in concepts related to arithmetic. Users can read the Illuminations Editorial Board's review of each Web site, or choose to link directly to the sites.
Thinkfinity Partner: Illuminations