# ALEX Classroom Resources

ALEX Classroom Resources
Subject: Mathematics (4)
Title: Place Value StudyJam
URL: https://studyjams.scholastic.com/studyjams/jams/math/numbers/place-value.htm
Description:

This classroom resource provides a video that describes place value and how it can be used to decompose numbers. These key concepts will be addressed: place value, digit, expanded form, standard form, and period. After utilizing this resource, the students can complete the short quiz to assess their understanding.

Subject: Mathematics (4)
Title: Number Lines StudyJam
URL: https://studyjams.scholastic.com/studyjams/jams/math/numbers/number-lines.htm
Description:

In this interactive activity, students will be led through steps to order whole numbers on a number line. There are teaching activities as well as practice activities available. The key concepts addressed include whole number, range, span, interval, and number line. A handout with the practice activities is available to print. The practice activities require students to read and write up to four-digit numbers and use the four operations to solve word problems involving intervals of time.

Subject: Mathematics (4)
Title: Expanded Notation StudyJam
URL: https://studyjams.scholastic.com/studyjams/jams/math/numbers/expanded-notation.htm
Description:

In this interactive activity, students will be led through steps to write multi-digit numbers in expanded form. There are teaching activities as well as practice activities available. The key concepts addressed include place value and digit. A handout that reviews the steps taught during the activity can be printed. After utilizing this resource, the students can complete the short quiz to assess their understanding.

Subject: Mathematics (4)
Title: Place Value: Writing a Number in Expanded Form
URL: https://aptv.pbslearningmedia.org/resource/ik0y39rjbgq/place-value-3-khan-ik0y39rjbgq/
Description:

To make the "expanded" form of a number, break it down to its ones, tens, hundreds, and other place values. Understanding how to break numbers down assist students in understanding various problem-solving strategies. This resource provides videos and practice problems that explore this skill.

ALEX Classroom Resources: 4