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. Energy and Matter in Cells

    • Resource ID: R4SCI0013
    • Grade Range: 9–12
    • Subject: Science

    Learners compare changes in matter that take place during energy conversion processes such as photosynthesis and cellular respiration.

  6. Energy and Matter in Ecosystems

    • Resource ID: R4SCI0014
    • Grade Range: 9–12
    • Subject: Science

    Learners analyze food chains, webs, and pyramids to determine how energy flows and matter cycles through ecosystems.

  7. The Role of Enzymes

    • Resource ID: R4SCI0015
    • Grade Range: 9–12
    • Subject: Science

    Learners investigate the role of enzymes at the molecular level as well as through “real-world” applications.

  8. How Do We Quantify the Building Blocks of Matter?

    • Resource ID: R4SCI0017
    • Grade Range: 10–12
    • Subject: Science

    This resource provides flexible alternate or additional learning opportunities for students learning about the mole concept, Chemistry TEKS (8)(A).

  9. Predict Monohybrid Crosses

    • Resource ID: K2KB007
    • Grade Range: 9–12
    • Subject: Science

    Biology Kid2Kid videos present biology concepts taught to a student by a student. This resource contains videos that explain monohybrid crosses in both English and Spanish.

  10. Cell Homeostasis: Osmosis

    • Resource ID: R4SCI0021
    • Grade Range: 9–12
    • Subject: Science

    The focus of this resource is cell homeostasis and, more specifically, osmosis. Students investigate the concept through a virtual lab, recording and analyzing data, creating sketches to represent vocabulary, and discovering the role of aquaporins in water transport through the cell membrane.

  11. 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)

  12. 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)

  13. What’s Trending with the Elements?

    • Resource ID: R4SCI0027
    • Grade Range: 10–12
    • Subject: Science

    This resource, aligned with Chemistry TEKS (5)(C), provides alternative or additional tier-one learning options for students using the periodic table to identify and explain trends.

  14. Light: Reflection and Refraction

    • Resource ID: R4SCI0031
    • Grade Range: 5
    • Subject: Science

    This is a tier I instructional resource to provide a scaffolded learning experience for TEKS (5)(6)(C).

  15. Genetic Mutations

    • Resource ID: R4SCI0032
    • Grade Range: 9–12
    • Subject: Science

    This resource uses video, animation, text, and web-based interactives to help students identify changes in DNA and evaluate the effects of those changes. 

  16. Internal Feedback Mechanisms

    • Resource ID: R4SCI0033
    • Grade Range: 9–12
    • Subject: Science

    This resource utilizes videos, intestigations, and interactives to help students understand and describe the role of internal feedback mechanisms.

  17. 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.

  18. Conservation of Momentum

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

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

  19. 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.

  20. Conservation of Mass—It's the Law!

    • Resource ID: R4SCI0045
    • Grade Range: 9–12
    • Subject: Science

    This resource includes videos, interactives, and additional resources to help students understand the law of conservation of mass and how to balance chemical equations.