1. ### Weathering and Decomposition

• Resource ID: R4SCI0025
• Subject: Science

A Tier 1 earth science instructional resource for grade 3

2. ### Soil

• Resource ID: R4SCI0026
• Subject: Science

A Tier 1 earth science instructional resource for grade 1.

3. ### What’s Trending with the Elements?

• Resource ID: R4SCI0027
• 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.

4. ### Food Chains, Food Webs, and Energy Pyramids

• Resource ID: R4SCI0028
• Subject: Science

This resource provides flexible alternate or additional learning opportunities for students to diagram the flow of energy through living systems, Seventh Grade Science TEKS (7)(5)(C).

5. ### The Arrangement of Elements: The Periodic Table

• Resource ID: R4SCI0029
• Subject: Science

This resource provides flexible alternate or additional learning opportunities for students to interpret the arrangement of elements on the Periodic Table, Eighth Grade Science TEKS (8)(5)(C).

6. ### Sedimentary Rocks and Fossil Fuels

• Resource ID: R4SCI0030
• Subject: Science

A Tier 1 earth science instructional resource for grade 5.

7. ### Light: Reflection and Refraction

• Resource ID: R4SCI0031
• Subject: Science

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

8. ### Interactive Math Glossary

• Resource ID: MATH_IMG_001
• Subject: Math

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

9. ### Newton's Law of Inertia

• Resource ID: R4SCI0034
• Subject: Science

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

10. ### Conservation of Momentum

• Resource ID: R4SCI0035
• Subject: Science

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

11. ### Newton's Law of Action-Reaction

• Resource ID: R4SCI0036
• Subject: Science

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

12. ### Properties of Soil

• Resource ID: R4SCI0037
• Subject: Science

A Tier 1 earth science instructional resource for grade 4.

13. ### Classification of Organisms

• Resource ID: R4SCI0039
• 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).

14. ### Heating and Cooling

• Resource ID: R4SCI0040
• Subject: Science

A Tier 1 physical science instructional resource for grade 3.

15. ### Living Organisms

• Resource ID: R4SCI0042
• Subject: Science

A Tier 1 life science instructional resource for grade 2

16. ### Living and Nonliving

• Resource ID: R4SCI0043
• Subject: Science

A Tier 1 life science instructional resource for kindergarten.

17. ### Plate Boundaries

• Resource ID: R4SCI0046
• Subject: Science

Tier I resource for teaching about what happens at plate boundaries.

18. ### Moon Phases

• Resource ID: R4SCI0047
• Subject: Science

Tier I resource for instruction on the lunar phases.

19. ### Effects of Force

• Resource ID: R4SCI0048