3rd Grade Worksheets (page 100)

Investigate Activity: Estimating and Measuring Mass

Subjects:

Science

Mathematics

Measurement

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Investigate Activity: Changing States of Matter

Students observe water in solid and liquid states, and make inferences about moisture on the outside of a jar of ice.…

Subjects:

Science

Physics

Energy and Matter

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Explore Activity: Exploring the Motion of a Ball

Students observe changes in the motion of a ball that is pushed in different ways. Materials list, advance preparation…

Subjects:

Science

Physics

Motion and Energy (Mechanics)

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Investigate Activity: Investigating Magnetic Force

Students observe how different materials affect a magnet and a paper clip, and make inferences about magnetic force.…

Subjects:

Science

Physics

Magnetism

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Investigate Activity: Lifting Objects with a Lever

Students use a lever to lift a marble, measure the number of gram cubes needed to lift the marble, and make inferences…

Subjects:

Science

Physics

Force and Motion

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Explore Activity: Exploring Forms of Energy

Students observe and record changes in how a flashlight looks and feels when turned on and off. Materials list, advance…

Subjects:

Science

Electricity

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Investigate Activity: Making a Thermometer

Students make a model thermometer and observe changes in the thermometer when placed in warm and cold water. Materials…

Subjects:

Science

Earth Science

Science Activities and Experiments

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Investigate Activity: Making an Electric Circuit

Students use aluminum foil, a D-cell battery, a spring-type clothespin, and a miniature lamp to make an electric…

Subjects:

Science

Physics

Electricity

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Investigate Activity: Listening to Sound Through Matter

Students listen to sound through different materials, observe the volume of sound through air and through wood blocks,…

Subjects:

Science

Physics

Sound (Acoustics)

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Investigate Activity: Changing Pitch

Students change the pitch of sound produced by vibrating rubber bands and make inferences about the length of a…

Subjects:

Science

Physics

Sound (Acoustics)

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Explore Activity: Exploring Rocks Formed from Molten Rock

Students compare the mass of samples of granite, obsidian, and pumice. Materials list, lab hints and tips, rubric,…

Subjects:

Science

Earth Science

Geology

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Investigate Activity: Making a Model of a Landform

Students make a model of a landform with a foil pan, pebbles, and fine sand, and observe how drops of water and poured…

Subjects:

Landforms

Geography

Social Studies and History

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Explore Activity: Exploring Properties of Rocks

Students describe the properties of different types of rocks, and classify the rocks into groups. Materials list,…

Subjects:

Science

Geology

Rocks

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Investigate Activity: Observing What Is in Soil

Students compare and contrast soil samples to make inferences about which soil would be best for growing plants.…

Subjects:

Science

Earth Science

Soil

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Explore Activity: Exploring Size and Distance of Earth and Sun

Students measure the diameter of a model of Earth (a peppercorn) and a model sun (a 33-cm circle of poster board) and…

Subjects:

Science

Earth

Sun

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Investigate Activity: Observing Shadows Caused by Sunlight

Students use a piece of string and a metric ruler to measure the length of shadows made from the sun at different times…

Subjects:

Science

Sun

Physics

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Explore Activity: Exploring How Clouds Form

Students make a model cloud and observe how water vapor in warm air condenses when it is cooled. Materials list,…

Subjects:

Science

Earth Science

Atmosphere and Air

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Investigate Activity: Making a Model Tornado

Students use a plastic bottle with a cap, salt, dishwashing detergent, glitter, and food coloring to create a model…

Subjects:

Science

Earth Science

Tornado

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Explore Activity: Exploring Balance

Students measure how long they can balance on one foot with their arms out and their eyes open, and how long they can…

Subjects:

Human Body and Anatomy

Human Biology

Biology

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Investigate Activity: Observing Your Nervous System in Action

Students investigate how the nervous system works by testing reaction time. Materials list, lab hints and tips, safety…

Subjects:

Brain and Nervous System

Human Biology

Biology

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Explore Activity: Exploring Food Choices

Students keep a food diary, classifying the items they eat into the six food groups. They then determine whether they…

Subjects:

Health and Safety

Healthy Body

Nutrition

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Investigate Activity: Testing Foods for Fat

Students rub food samples on pieces of brown paper bags to determine the food's fat content. Materials list, advanced…

Subjects:

Health and Safety

Healthy Body

Nutrition

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Grouping Objects

In this lab, students sort items into groups of items made from plants and items that are not made from plants.…

Subjects:

Plants and Botany

Biology

Science

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Matching Plants and Products

In this lab, students sort items into a plant group and a product group based on their origins. Materials list, set-up…

Subjects:

Plants and Botany

Biology

Science

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