• Resource ID: TEKS12_MATH_03_001
• Subject: Math

### Determining the Perimeter of a Polygon (Series and Activity 1)

This activity provides an opportunity for students to investigate the perimeter of polygons.

• Resource ID: GT001
• Subject:

### Texas Performance Standards Project

These videos introduce the Texas Performance Standards Project (TPSP), a resource for providing differentiated instruction to gifted/talented (G/T) students.

• Resource ID: R4SCI0025
• Subject: Science

### Weathering and Decomposition

A Tier 1 earth science instructional resource for grade 3

• Resource ID: MATH_IMG_001
• Subject: Math

### Interactive Math Glossary

The Interactive Math Glossary is provided by the Texas Education Agency to help teachers explore and understand mathematics vocabulary.

• Resource ID: R4SCI0040
• Subject: Science

### Heating and Cooling

A Tier 1 physical science instructional resource for grade 3.

• Resource ID: R4SCI0043
• Subject: Science

### Living and Nonliving

A Tier 1 life science instructional resource for kindergarten.

• Resource ID: R4SCI0052
• Subject: Science

### Exploring Energy

A Tier 1 energy instructional resource for grade 3.

• Resource ID: R4SCI0057
• Subject: Science

### Exploring the Water Cycle

A Tier 1 earth science instructional resource for grade 2.

• Resource ID: R4SCI0058
• Subject: Science

### Rocks Rock

A Tier 1 earth science instructional resource for kindergarten.

• Resource ID: R4SCI0059
• Subject: Science

### Forces at Work

A Tier 1 force and motion instructional resource for grade 3

• Resource ID: GS001
• Subject:

### Getting Started Guide

New to the Texas Gateway? This interactive guide will help you get started today!

• Resource ID: R4ISCI001
• Subject: Science

### Interactive Science Glossary

The Interactive Science Glossary is a resource that supports students who are learning the language of science. This resource includes written and spoken definitions and sentences in both Spanish and English. Students can even create, download, and print their own vocabulary cards.

• Resource ID: ss5ojYSi@6
• Subject:

### 1.1 Physics: Definitions and Applications

High School Physics Chapter 1 Section 1

• Resource ID: mka-VUsn@6
• Subject:

### 1.2 The Scientific Methods

High School Physics Chapter 1 Section 2

• Resource ID: cobMSuK0@6
• Subject:

### 1.3 The Language of Physics: Physical Quantities and Units

High School Physics Chapter 1 Section 3

• Resource ID: PaVhQ6K9@8.1
• Subject:

### Chapter Review

High School Physics Chapter 1 Chapter Review

• Resource ID: fDgooRE4@8.1
• Subject:

### Test Prep

High School Physics Chapter 1 Test Prep

• Resource ID: FI88psU4@6
• Subject:

### 3.1 Acceleration

High School Physics Chapter 3 Section 1

• Resource ID: gH18f_lH@7