DC 3rd Grade Science Curriculum
Give your child the support they need to keep up with District of Columbia 3rd grade science. Lessons and practice problems cover every strand taught in class, from food chains to the solar system.
About 3rd Grade District of Columbia science
The District of Columbia follows DC academic standards for science, organized around life science, physical science, and earth and space science. In 3rd grade, students explore ecosystems, adaptations, food chains, and energy pyramids alongside forces, simple machines, and thermal energy. Earth materials, landforms, the solar system, climate, and human impact round out the year. StudyPug provides video lessons, practice problems, and step-by-step explanations covering every one of these strands.
- Strands covered: ecosystems, adaptations, food chains, energy pyramids, forces, simple machines, thermal energy, landforms, earth materials, solar system, climate, and human impact
- Video lessons for every 3rd grade science topic, taught by certified teachers
- Practice problems and step-by-step explanations aligned to DC science standards
- Engineering process, advanced investigation, and challenge zone for deeper learning
Curriculum topics by strand
Browse lessons and practice problems for every 3rd grade strand, aligned to District of Columbia academic standards for science.
DC 3rd Grade Science Topics
- Ecosystems and Adaptations: Students examine how living things interact within ecosystems and how adaptations help organisms survive in their environments.
- Food Chains and Energy Pyramids: Students trace how energy moves through living systems, from producers through consumers.
- Forces and Simple Machines: Students investigate pushes, pulls, and how simple machines make work easier.
- Thermal Energy: Students explore how heat moves and affects matter.
- Landforms and Earth Materials: Students identify and describe surface features of Earth and the materials that make them up.
- Solar System and Climate: Students learn about Earth's place in the solar system and patterns in weather and climate.
- Human Impact and Engineering Process: Students consider how people affect the environment and apply engineering thinking to solve problems.
- Advanced Investigation and Foundation Review: Students build investigation skills and reinforce core concepts across all strands.
How StudyPug Helps DC 3rd Grade Science Students
When a concept like energy pyramids or thermal energy is not clicking, students can find the right lesson instantly and watch a clear, step-by-step explanation at their own pace. Our grade 3 science help covers every topic on the DC curriculum so no strand gets left behind.
Parents can also track progress through Parent Assignments and Smart Recommendations, making it easy to see where a child needs more practice and what to focus on next. Students moving up from the previous year can build on what they already know with the DC grade 2 science curriculum, and those ready to look ahead can explore the DC grade 4 science curriculum.
Aligned to DC 3rd Grade Science Curriculum
Every lesson and practice problem on StudyPug is built to match District of Columbia academic standards for science, so what your child studies here maps directly to what their teacher covers in class - from ecosystems and simple machines to landforms and the solar system.
Written by the StudyPug Science Team
Last updated June 5, 2026
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