1. Protein Synthesis

    • Resource ID: R4SCI0004
    • Grade Range: 9–12
    • Subject: Science

    The learner explores the structure and function of the nucleic acids and enzymes important to the process of synthesizing proteins.

  2. Cell Comparisons

    • Resource ID: R4SCI0006
    • Grade Range: 9–12
    • Subject: Science

    Learners compare a variety of prokaryotes and eukaryotes to determine similarities and differences among and between them.

  3. Monohybrid and Dihybrid Crosses

    • Resource ID: R4SCI0007
    • Grade Range: 9–12
    • Subject: Science

    Learners calculate the probability of genotypic inheritance and phenotypic expression using mono- and dihybrid crosses.

  4. Mechanisms of Evolution Beyond Natural Selection

    • Resource ID: R4SCI0008
    • Grade Range: 9–12
    • Subject: Science

    Learners analyze and evaluate the effects of other evolutionary mechanisms.

  5. Introduction to Plate Tectonics

    • Resource ID: R4SCI0011
    • Grade Range: 6–12
    • Subject: Science

    This resource is intended to use for Tier I classroom instruction.

  6. Human Impact

    • Resource ID: R4SCI0012
    • Grade Range: 7–12
    • Subject: Science

    This resource can be used, in conjunction with best practices, for Tier I classroom instruction.

  7. Introducing the Atom

    • Resource ID: R4SCI0016
    • Grade Range: 8–12
    • Subject: Science

    A resource to be used for Tier I instruction for the introduction of the structure of atoms.

  8. Revised Mathematics TEKS

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

    • Resource ID: TEKS12_MATH_03_001
    • Grade Range: 3
    • Subject: Math

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

  9. Revised Mathematics TEKS

    Area of Triangles, Parallelograms, and Trapezoids

    • Resource ID: TEKS12_MATH_06_002
    • Grade Range: 6
    • Subject: Math

    These activities provide an opportunity for students to explore the area formulas for triangles, trapezoids, and parallelograms.

  10. Investigating and Comparing Life Cycles

    • Resource ID: R4SCI0020
    • Grade Range: 3–5
    • Subject: Science

    A Tier I life science instructional resource for grade 3 

  11. Texas Performance Standards Project

    Texas Performance Standards Project

    • Resource ID: GT001
    • Grade Range: K–12
    • Subject:

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

  12. Objects in Motion

    • Resource ID: R4SCI0023
    • Grade Range: 9–12
    • Subject: Science

    This resource provides flexible alternate or additional learning activities for students learning about the concepts of distance,  speed, and acceleration. IPC TEKS (4)(A)

  13. Newton's Three Laws of Motion

    • Resource ID: R4SCI0024
    • Grade Range: 9–12
    • Subject: Science

    This resource provides alternate or additional learning opportunities for students learning the three Newton's Laws of Motion. It includes a collection of interactive materilas, videos, and other digital media. Physics TEKS, (4)(D)

  14. Science Gateway Resource image

    Weathering and Decomposition

    • Resource ID: R4SCI0025
    • Grade Range: 3
    • Subject: Science

    A Tier 1 earth science instructional resource for grade 3

  15. Interactive Math Glossary Icon

    Interactive Math Glossary

    • Resource ID: MATH_IMG_001
    • Grade Range: K–8
    • Subject: Math

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

  16. Newton's Law of Inertia

    • Resource ID: R4SCI0034
    • Grade Range: 8–12
    • Subject: Science

    This resource provides instructional resources for Newton's First Law, the law of inertia.

  17. Conservation of Momentum

    • Resource ID: R4SCI0035
    • Grade Range: 9–12
    • Subject: Science

    This resource was created to support TEKS IPC(4)(E).

  18. Newton's Law of Action-Reaction

    • Resource ID: R4SCI0036
    • Grade Range: 8–12
    • Subject: Science

    This resource is to support TEKS (8)(6)(C), specifically the Newton's third law or the law of action-reaction.

  19. Classification of Organisms

    • Resource ID: R4SCI0039
    • Grade Range: 6
    • Subject: Science

    This resource provides flexible alternate or additional learning opportunities for students to identify the characteristics of organisms that classify them into currently recognized Kingdoms, Sixth Grade Science TEKS (6)(12)(D).

  20. Region 4 Science Logo

    Heating and Cooling

    • Resource ID: R4SCI0040
    • Grade Range: 3
    • Subject: Science

    A Tier 1 physical science instructional resource for grade 3.