Forces and Motion
Balanced and unbalanced forces, motion patterns, electric and magnetic interactions, and magnet design problems for Grade 3 learners.
Grade level
Elementary Science
Elementary science courses and quizzes for grades 3, 4, and 5, with student-friendly lessons and practice questions.
How to use this grade page
Elementary science practice should feel clear, concrete, and connected to familiar examples. These quizzes and courses use short explanations, everyday objects, and student-friendly wording so learners can build confidence with science vocabulary. Students can start with a topic quiz, then open a related course when they want more lesson support.
Students can move between topic pages, course pages, and quizzes without losing the larger learning path. Course pages give lesson context, while quizzes provide quick practice and score tracking for logged-in users.
Recommended links
Courses
Animals and Ecosystems
Animal groups, fossils, habitats, survival, and environmental change.
Life Cycles and Traits
Life cycles, inherited traits, environmental influence on traits, and advantages of variation.
Weather and Climate
Weather data, regional climates, weather hazards, and water cycle connections.
Energy and Motion
Motion energy, energy transfer, collisions, energy conversion devices, fuels, and natural resources.
Waves and Messages
Wave patterns, amplitude, wavelength, and information transfer using patterns.
Animal Senses and Information
Light and vision, plant and animal structures, senses, brain processing, and responses.
Earth Changes
Rock layers, fossils, weathering, erosion, maps, and reducing impacts of natural Earth processes.
Matter and Materials
Matter particles, conservation of matter, material properties, and mixing substances.
Food, Matter, and Energy
Sun energy in food, plant growth materials, producers, consumers, decomposers, and matter movement.
Earth's Water and Systems
Geosphere, biosphere, hydrosphere, atmosphere, water distribution, and protecting Earth's resources.
Stars and the Solar System
Gravity, Sun and stars, shadow patterns, day and night, and seasonal star patterns.
Engineering Challenges
Define design problems, compare solutions, test prototypes, and improve models.
Quizzes
The Sun
A short quiz about the Sun, sunlight, shadows, safety, and solar energy.
Magnets
An elementary quiz about magnets, poles, attraction, repulsion, and magnetic force.
Airplanes
An elementary quiz about airplanes, flight forces, airplane parts, and safe flying.
Rocks
An elementary quiz about rocks, minerals, fossils, weathering, erosion, and the rock cycle.