Grade 3 Worksheets

Learning Objectives

• Understand different types of structural forms such as arches, beams, and frames.
• Identify how shape, span, and connection types affect the strength and stability of structures.
• Learn vocabulary related to compression, bending, and load distribution in structures.+ Show more

Learning Objectives

• Understand the stages of a plant's life cycle from seed to adult.
• Identify the importance of water, air, and light in plant growth.
• Describe how adult plants produce seeds to continue the cycle.+ Show more

Learning Objectives

• Understand the basic types of simple machines and their functions.
• Identify examples of levers, pulleys, inclined planes, wheels and axles, wedges, and screws.
• Explain how simple machines make work easier by changing force or direction.+ Show more

Learning Objectives

• Compare and describe life cycle patterns of annuals, biennials, perennials, and woody plants.
• Identify key stages such as germination, flowering, seed set, and dormancy strategies.
• Explain seed banking and environmental cues that trigger plant development.+ Show more

Learning Objectives

• Identify and define design criteria and constraints for projects.
• Articulate measurable functions and success measures.
• Recognize limits such as material availability, cost, size, and time.+ Show more

Learning Objectives

• Understand how organisms change as they grow.
• Identify the different needs of young and adult organisms.
• Describe how size, structures, and behaviors relate to survival needs.+ Show more

Learning Objectives

• Identify and describe the structure of roots, stems, leaves, and flowers in plants.
• Explain the functions of plant organs in growth, resource absorption, and reproduction.
• Relate plant organ characteristics to their roles in plant survival and reproduction.+ Show more

Learning Objectives

• Identify different design solutions that reduce weather-related hazards.
• Make reasoned claims about the effectiveness of hazard mitigation strategies.
• Use observational evidence and models to compare hazard mitigation options.+ Show more

Learning Objectives

• Understand what weathering is and how it changes Earth materials over time.
• Identify different environmental factors that cause weathering.
• Distinguish between weathering and weather.+ Show more

Learning Objectives

• Understand how models represent ideas that are not directly visible.
• Identify different types of models like diagrams, physical representations, and drawings.
• Explain how models show relationships and cause-and-effect connections.+ Show more

Learning Objectives

• Understand how simple forces cause objects to vibrate.
• Learn how vibrations produce sound and how sound travels through media.
• Identify different types of forces and their effects on objects.+ Show more

Learning Objectives

• Compare and contrast rocks and soil based on appearance and behavior.
• Identify different characteristics of rocks and soil, such as texture, size, and composition.
• Understand how rocks and soil respond to pressure and can be separated or shaped.+ Show more

Learning Objectives

• Understand the steps involved in the engineering design process.
• Identify the importance of defining problems and proposing solutions.
• Recognize how asking questions and considering constraints aid in designing.+ Show more

Learning Objectives

• Understand how different properties can be used to sort and describe materials.
• Identify and compare properties such as mass, volume, texture, and shape.
• Use evidence to distinguish between different materials in everyday contexts.+ Show more

Learning Objectives

• Understand how organisms are classified based on observable features.
• Identify different features such as body covering, leaf shape, number of legs, and seed coat type.
• Learn classification rules that are consistent and based on direct observation.+ Show more

Learning Objectives

• Understand that sound is produced by vibrations.
• Identify different sources of sound that involve vibrations.
• Explain how vibrations travel through a medium to produce sound.+ Show more

Learning Objectives

• Understand how to generate and compare simple solutions using models and measurements.
• Evaluate different options to meet specific criteria and constraints.
• Identify advantages and trade-offs of various solutions in practical contexts.+ Show more

Learning Objectives

• Understand how living things are connected in a simple ecosystem.
• Identify relationships between predators, prey, plants, and animals.
• Learn how habitats support the survival of plants and animals.+ Show more

Learning Objectives

• Understand different state changes of matter when heating or cooling.
• Identify features that indicate whether a sample is solid, liquid, or gas.
• Describe the processes of melting, freezing, evaporation, and condensation.+ Show more

Learning Objectives

• Understand how predators and prey depend on each other within an ecosystem.
• Identify the effects of changes in prey populations on predator survival.
• Explain the relationship between habitat conditions, food sources, and animal survival.+ Show more

Learning Objectives

• Understand how soil forms through weathering, deposition, and organic matter accumulation.
• Identify the roles of organisms and environmental factors in soil formation.
• Explain different processes that affect soil development and variation.+ Show more

Learning Objectives

• Understand how vibration speed affects the pitch of sound.
• Identify the relationship between vibration strength and loudness.
• Explain how vibrations relate to perceived sound characteristics.+ Show more

Learning Objectives

• Understand the steps of the water cycle and how water changes form.
• Identify the processes of evaporation, condensation, and precipitation.
• Explain how water moves between air, clouds, and ground.+ Show more

Learning Objectives

• Understand how heating and cooling cause observable phase changes in water.
• Identify examples of melting, freezing, evaporation, and condensation.
• Describe how the same material can appear in different states.+ Show more

Learning Objectives

• Understand conservation approaches that help maintain soil and water health.
• Identify practices that reduce runoff, erosion, and nutrient loss.
• Explain the role of buffers and reforestation in environmental stewardship.+ Show more

Learning Objectives

• Understand the main stages of metamorphosis in animals.
• Identify the characteristics of each stage in a life cycle.
• Explain how stage changes help animals meet their needs.+ Show more

Learning Objectives

• Understand how evidence strengthens scientific explanations and claims.
• Identify different types of evidence used to support claims.
• Connect specific results to reasoning statements through evidence.+ Show more

Learning Objectives

• Understand the basic rules of capitalization in sentences.
• Identify proper nouns, titles, and the pronoun 'I' that require capitalization.
• Apply capitalization rules correctly in writing sentences and titles.+ Show more

Learning Objectives

• Understand how key details develop the central message in a story.
• Identify supporting details that reveal the lesson or moral.
• Analyze how actions and outcomes connect to the story's message.+ Show more

Learning Objectives

• Understand how multiple forces acting at the same time affect the motion of an object.
• Identify examples of forces in different directions and their effects.
• Explain how forces that act together produce different results depending on their direction and magnitude.+ Show more

Learning Objectives

• Explain what friction is and how it affects moving objects.
• Describe how surface texture and material influence resistance to motion.
• Identify real-world examples where friction plays an important role.+ Show more

Learning Objectives

• Understand what a prototype is and its purpose.
• Identify key criteria used to test prototypes such as strength, fit, stability, and function.
• Learn how to compare test results with design goals to evaluate a prototype.+ Show more

Learning Objectives

• Explain how collaborative discussion helps a group understand ideas better.
• Use discussion skills such as listening, taking turns, and asking questions.
• Identify examples of respectful responses during a class discussion.+ Show more

Learning Objectives

• Understand how to compare the motion of objects using simple data summaries.
• Distinguish between steady-speed and changing-speed motion visually and numerically.
• Use ratios and relative language to compare speeds without complex calculations.+ Show more

Learning Objectives

• Identify different surface processes such as weathering, erosion, and deposition.
• Describe how water, wind, and ice shape local landforms like valleys, deltas, and hills.
• Understand the impact of surface processes on landscape change over time.+ Show more

Learning Objectives

• Understand how inclined surfaces influence an object's tendency to move.
• Differentiate between gentle and steep inclines and their effects on motion.
• Identify factors, such as slope angle, that affect speed in inclined motion.+ Show more

Learning Objectives

• Understand how daily and seasonal weather patterns can be represented using graphs and tables.
• Interpret graphical data to identify patterns in temperature, precipitation, and cloud cover.
• Relate observed weather trends to phenomena such as Earth's tilt and sunlight angle.+ Show more

Learning Objectives

• Identify common external and internal structures of plants and animals.
• Understand the roles of different body parts in survival, growth, and reproduction.
• Recognize structural diversity among organisms using models and drawings.+ Show more

Learning Objectives

• Understand the concepts of balanced and unbalanced forces on objects.
• Predict whether an object will stay at rest or change motion based on forces applied.
• Learn how net influence determines motion or stillness.+ Show more

Learning Objectives

• Understand how soil properties affect water retention, drainage, and aeration in plant growth.
• Identify differences among loam, clay, and sandy soils and their suitability for plants.
• Learn about pore size, soil structure, and their impact on water movement and oxygen supply to roots.+ Show more

Learning Objectives

• Understand the concept of force as a push or pull.
• Identify examples of forces in everyday life.
• Learn that force has both direction and strength (magnitude).+ Show more

Learning Objectives

• Identify how specific structures in plants and animals support their life processes.
• Understand the link between form and function through examples in nature.
• Compare different species to observe variations in structures related to survival.+ Show more

Learning Objectives

• Understand the basic concepts of cause-and-effect relationships in physical scenarios.
• Predict outcomes of changes in influence, surface incline, or added influences.
• Apply qualitative reasoning to interpret slope tendencies, resistance, and overall effects.+ Show more

Learning Objectives

• Understand how offspring inherit traits from parents.
• Identify observable variations among individuals.
• Interpret data from family traits and trait charts.+ Show more

Learning Objectives

• Learn about influential leaders and their qualities like courage, honesty, and service.
• Identify personal qualities that make a good leader and reflect on leadership in their own lives.
• Read age-appropriate biographies and understand how leadership shapes history.+ Show more

Learning Objectives

• Understand the process of voting and how leaders are chosen in a democracy.
• Identify the qualities of good leadership and the importance of every voice in decision-making.
• Learn about election candidates and the steps involved in making community decisions.+ Show more

Learning Objectives

• Identify ways human activities can affect the physical environment, including resource use, pollution, and land development
• Explain how pollution and land changes can impact living things and community life
• Describe sustainable practices that help protect natural resources for the future+ Show more

Learning Objectives

• Explain how rules and laws help communities stay safe and fair.
• Compare elections and appointments as ways communities select leaders.
• Identify steps in choosing leaders, such as campaigning and voting.+ Show more