Texas 3 Science TEKS
45 Standards
3.1(A)
4 LessonsAsk questions and define problems based on observations or information from text, phenomena, models, or investigations.
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3.1(B)
1 LessonUse scientific practices to plan and conduct descriptive investigations and use engineering practices to design solutions to problems.
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3.1(C)
Demonstrate safe practices and the use of safety equipment during classroom and field investigations as outlined in Texas Education Agency-approved safety standards.
3.1(D)
1 LessonUse tools, including hand lenses; metric rulers; Celsius thermometers; wind vanes; rain gauges; graduated cylinders; beakers; digital scales; hot plates; meter sticks; magnets; notebooks; Sun, Earth, Moon system models; timing devices; materials to support observation of habitats of organisms such as terrariums, aquariums, and collecting nets; and materials to support digital data collection such as computers, tablets, and cameras, to observe, measure, test, and analyze information.
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3.1(E)
1 LessonCollect observations and measurements as evidence.
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3.1(F)
5 LessonsConstruct appropriate graphic organizers to collect data, including tables, bar graphs, line graphs, tree maps, concept maps, Venn diagrams, flow charts or sequence maps, and input-output tables that show cause and effect.
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3.1(G)
14 LessonsDevelop and use models to represent phenomena, objects, and processes or design a prototype for a solution to a problem.
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3.2(A)
2 LessonsIdentify advantages and limitations of models such as their size, scale, properties, and materials.
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3.2(B)
5 LessonsAnalyze data by identifying any significant features, patterns, or sources of error.
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3.2(C)
5 LessonsUse mathematical calculations to compare patterns and relationships.
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3.2(D)
4 LessonsEvaluate a design or object using criteria.
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3.3(A)
1 LessonDevelop explanations and propose solutions supported by data and models.
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3.3(B)
4 LessonsCommunicate explanations and solutions individually and collaboratively in a variety of settings and formats.
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3.3(C)
Listen actively to others' explanations to identify relevant evidence and engage respectfully in scientific discussion.
3.4(A)
2 LessonsExplain how scientific discoveries and innovative solutions to problems impact science and society.
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3.4(B)
2 LessonsResearch and explore resources such as museums, libraries, professional organizations, private companies, online platforms, and mentors employed in a science, technology, engineering, and mathematics (STEM) field to investigate STEM careers.
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3.5(A)
1 LessonIdentify and use patterns to explain scientific phenomena or to design solutions.
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3.5(B)
3 LessonsIdentify and investigate cause-and-effect relationships to explain scientific phenomena or analyze problems.
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3.5(C)
2 LessonsUse scale, proportion, and quantity to describe, compare, or model different systems.
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3.5(D)
3 LessonsExamine and model the parts of a system and their interdependence in the function of the system.
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3.5(E)
6 LessonsInvestigate the flow of energy and cycling of matter through systems.
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3.5(F)
5 LessonsExplain the relationship between the structure and function of objects, organisms, and systems.
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3.5(G)
5 LessonsExplain how factors or conditions impact stability and change in objects, organisms, and systems.
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3.6(A)
1 LessonMeasure, test, and record physical properties of matter, including temperature, mass, magnetism, and the ability to sink or float in water.
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3.6(B)
1 LessonDescribe and classify samples of matter as solids, liquids, and gases and demonstrate that solids have a definite shape and that liquids and gases take the shape of their container.
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3.6(C)
2 LessonsPredict, observe, and record changes in the state of matter caused by heating or cooling.
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3.6(D)
Demonstrate that materials can be combined based on their physical properties to create or modify objects.
3.7(A)
1 LessonDemonstrate and describe forces acting on an object in contact or at a distance, including magnetism, gravity, and pushes and pulls.
Aligned Lessons
3.7(B)
2 LessonsPlan and conduct a descriptive investigation to demonstrate and explain how position and motion can be changed by pushing and pulling objects.
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3.8(A)
4 LessonsIdentify everyday examples of energy, including light, sound, thermal, and mechanical.
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3.8(B)
1 LessonPlan and conduct investigations that demonstrate how the speed of an object is related to its mechanical energy.
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3.9(A)
1 LessonConstruct models and explain the orbits of the Sun, Earth, and Moon in relation to each other.
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3.9(B)
Identify the order of the planets in Earth's solar system in relation to the Sun.
3.10(A)
1 LessonCompare and describe day-to-day weather in different locations at the same time.
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3.10(B)
1 LessonInvestigate and explain how soils are formed by weathering of rock and by decomposition of plant and animal remains.
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3.10(C)
2 LessonsModel and describe rapid changes in Earth's surface such as volcanic eruptions, earthquakes, and landslides.
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3.11(A)
2 LessonsExplore and explain how humans use natural resources.
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3.11(B)
1 LessonExplain why the conservation of natural resources is important.
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3.11(C)
1 LessonIdentify ways to conserve natural resources through reducing, reusing, or recycling.
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3.12(A)
1 LessonExplain how temperature and precipitation affect animal growth and behavior.
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3.12(B)
2 LessonsIdentify and describe the flow of energy in a food chain.
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3.12(C)
3 LessonsDescribe how natural changes to the environment cause some organisms to thrive and others to perish.
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3.12(D)
1 LessonIdentify fossils as evidence of past living organisms and environments.
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3.13(A)
5 LessonsExplore and explain how external structures and functions of animals enable them to survive in their environment.
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3.13(B)
1 LessonExplore, illustrate, and compare life cycles in organisms such as beetles, crickets, radishes, or lima beans.