Free Science Lesson Plans: Lessons and Presentations Library
Students in kindergarten through grade 8 learn about key science topics such as forces and motion, weather and climate, properties of materials, life cycles, ecosystems, energy, and Earth’s systems. The curriculum also covers plant and animal needs, adaptation, engineering design, and the solar system, with content aligned to state and national standards like NGSS.
Here you’ll find a variety of free science lesson plans, including interactive lessons and presentations. Teachers can use these materials to introduce new concepts, review topics, or assign as homework. All resources can be copied, customized, and shared with students online or printed for classroom use.
By material type
Materials (24 materials)
Lesson
Food webs and energy flow
This classroom material helps 5th-grade students practice understanding food webs, energy pyramids, and ecosystem changes through question types such as multiple choice, ordering, and fill-in-the-blank exercises. Students analyze relationships among organisms and energy flow within ecosystems.
Science · Grade 5 · Used 1 time · Oct 15, 2026
Lesson
The water cycle
A 30-minute interactive lesson: evaporation, condensation, precipitation and collection, with a warm-up poll and checks for understanding.
Science · Grade 7 · Used 1 time · Oct 14, 2026
Lesson
Wave properties
This 6th-grade material helps students identify wave parts, distinguish between mechanical and electromagnetic waves, and practice ordering wave types by frequency through multiple-choice questions and fill-in-the-blank exercises. It promotes understanding of basic wave concepts.
Science · Grade 6 · New · Oct 15, 2026
Lesson
The electromagnetic spectrum
This 7th-grade classroom material helps students learn about the electromagnetic spectrum through varied question types, including multiple-choice, sequencing, and fill-in-the-blank exercises. It focuses on identifying wave types, their uses, safety considerations, and understanding their frequencies.
Science · Grade 7 · New · Oct 15, 2026
Lesson
Climate change solutions
This educational material for 8th grade students helps practice understanding climate change solutions by answering multiple-choice questions, selecting renewable energy sources, sequencing steps for solar power generation, and completing sentences with key terms. It encourages critical thinking about mitigation, adaptation, and renewable energy concepts.
Science · Grade 8 · New · Oct 15, 2026
Lesson
Understanding climate change
This 6th-grade classroom activity helps students practice understanding the greenhouse effect, causes, and evidence of climate change through multiple-choice questions, ordering steps, and fill-in-the-blank exercises. It encourages critical thinking and comprehension of key climate concepts.
Science · Grade 6 · New · Oct 15, 2026
Lesson
The engineering design process
This material helps 6th-grade students practice understanding the engineering design process through questions about the steps involved in building a bridge, including ordering steps, brainstorming ideas, and completing related sentences. The activities encourage sequencing, selection, and comprehension of key concepts.
Science · Grade 6 · New · Oct 15, 2026
Lesson
Criteria and constraints in engineering
This classroom material helps 7th-grade students practice defining problems and evaluating designs through various question types, including multiple-choice, select-all, and sequencing activities. Students develop their understanding of criteria, constraints, and proper process order in engineering design.
Science · Grade 7 · New · Oct 15, 2026
Lesson
How human body systems work together
A classroom activity for 7th graders exploring human body systems, focusing on their interactions through case studies and sequencing questions. Students identify system collaborations, understand protective responses, and sequence physiological processes.
Science · Grade 7 · New · Oct 15, 2026
Lesson
Levels of organization in the body
This 6th-grade classroom material helps students practice understanding levels of organization in the human body through question-answer exercises. Students identify, order, and match levels such as cells, tissues, organs, and systems to reinforce their comprehension.
Science · Grade 6 · New · Oct 15, 2026
Lesson
Elements, compounds and mixtures
This 7th-grade classroom material helps students practice classifying matter by answering questions about elements, compounds, and mixtures through multiple-choice, ordering, and matching exercises to reinforce understanding of their characteristics with examples.
Science · Grade 7 · New · Oct 15, 2026
Lesson
Atoms and molecules
This 6th-grade resource helps students practice understanding atomic structure and molecules through multiple-choice questions, ordering activities, and fill-in-the-blank exercises, enhancing their comprehension of atomic particles and molecular models.
Science · Grade 6 · New · Oct 15, 2026
Lesson
Energy transformations and conservation
This material helps 8th-grade students practice understanding energy transformations and conservation through questions on roller coaster potential and kinetic energy, ordering events, and completing sentences about energy laws. It encourages critical thinking and comprehension of energy concepts.
Science · Grade 8 · New · Oct 15, 2026
Lesson
Kinetic and potential energy
This 6th-grade classroom material helps students practice defining, identifying, and transforming kinetic and potential energy through question types like comparisons, example recognition, ordering events, and fill-in-the-blank exercises. It enhances understanding of energy concepts through interactive tasks.
Science · Grade 6 · New · Oct 15, 2026
Lesson
Physical or chemical change?
A 6th-grade science activity focusing on physical and chemical changes, where students identify types of changes, recognize signs of chemical reactions through questions and demonstrations, and sequence the steps of rust formation.
Science · Grade 6 · New · Oct 15, 2026
Lesson
Chemical reactions for middle school
This classroom material helps 7th-grade students practice identifying reactants and products, recognizing signs of chemical reactions, and balancing simple equations through multiple-choice and sequencing questions. It supports understanding the basic steps and terminology of chemical reactions.
Science · Grade 7 · New · Oct 15, 2026
Lesson
The water cycle
This classroom material helps 6th-grade students practice understanding the steps of the water cycle, the Sun's role, and water distribution on Earth. Students answer multiple-choice and fill-in-the-blank questions, sequencing steps and identifying processes such as evaporation.
Science · Grade 6 · New · Oct 15, 2026
Lesson
Cycling of matter in ecosystems
This classroom material guides 7th-grade students through practicing key concepts of matter cycling in ecosystems, including the carbon and nitrogen cycles and the role of decomposers. Students respond to multiple-choice and sequencing questions, and fill-in-the-blank exercises to reinforce understanding of processes and terminology.
Science · Grade 7 · New · Oct 15, 2026
Lesson
Gravity and orbits
This material helps 7th-grade students practice understanding gravity's role in planetary orbits and tides through questions about forces, statements, step-by-step processes, and fill-in-the-blank exercises, encouraging comprehension of core concepts.
Science · Grade 7 · New · Oct 15, 2026
Lesson
Our solar system
This 6th-grade lesson on our solar system helps students practice identifying planets, moons, and small bodies through various question types, including multiple-choice, sequencing, and fill-in-the-blank exercises to reinforce understanding of celestial features.
Science · Grade 6 · New · Oct 15, 2026
Lesson
Plate tectonics: our moving Earth
This material helps 7th-grade students learn about Earth's layers, plate boundaries, earthquakes, and volcanoes through engaging questions, including identifying layers, ordering them from surface to core, and filling in key terminology to reinforce understanding of plate tectonics.
Science · Grade 7 · New · Oct 15, 2026
Lesson
The rock cycle
Students practice identifying rock types, understanding how rocks change through the rock cycle, and sequencing the processes involved. They answer questions on rock formation, classify examples, and complete fill-in-the-blank exercises suitable for 6th grade.
Science · Grade 6 · New · Oct 15, 2026
Lesson
The magic of magnets
This classroom material helps 3rd-grade students explore magnets by identifying poles, understanding magnetic fields, and discovering their uses through engaging activities such as multiple-choice questions, matching exercises, and fill-in-the-blank questions.
Science · Grade 3 · New · Oct 15, 2026
Lesson
Balanced and unbalanced forces
This material helps 3rd grade students identify and differentiate between balanced and unbalanced forces through questions about real-life examples, force situations, and sequencing steps in a tug of war. Students practice by selecting correct options and filling in missing words to reinforce understanding of forces and motion.
Science · Grade 3 · New · Oct 15, 2026
Topics
- Parts of a Plant Worksheet and Animal Body Parts Worksheets
- Water Cycle Worksheets for Middle School Science
- Weather Worksheets for Kindergarten–Grade 2: Weather Patterns
- Moon Phases Worksheets for Grades 3–5 Science
- States of Matter Worksheets for Grades 3–5 Science
- Solar System Worksheets for Grades 6–8 Science
- Physical and Chemical Changes Worksheets for Middle School
- Kinetic and Potential Energy Worksheets for Grades 6–8
- Plant life cycle worksheets and inherited traits for Grades 3–5
- Food Chain Worksheets for Grades 3–5: Ecosystems and Food Webs
- Rock Cycle Worksheets and Plate Tectonics for Grades 6–8
- Forces and Motion Worksheets for Grades 3–5 Science
- Animal Habitats Worksheets for Kindergarten to Grade 2
- Electromagnetic Spectrum Worksheets for Middle School Science
- Push and Pull Worksheets for Early Elementary Science
- Fossils Worksheets and Animal Adaptations for Grades 3–5
- Forms of Energy Worksheets for Grades 3–5 Science
- Weathering and Erosion Worksheets for Early Elementary Science
- Human Body Systems Worksheets for Middle School Science
- Engineering Design Process Worksheets for Middle School Science
- Atoms and Molecules Worksheets for Middle School Science
- Weather and Climate Worksheets for Grades 3–5 Science
- Climate Change Worksheets for Grades 6–8: Weather, Climate and Human Impacts
Questions teachers ask
What topics do the science lesson plans cover?
The lesson plans cover topics such as forces and motion, weather, properties of materials, life cycles, ecosystems, energy, Earth’s systems, and engineering design for grades K–8.
Can I edit the science lessons and presentations?
Yes, all materials can be copied and adapted to fit your class needs. You can add, remove, or change content as needed.
How do I use these science lesson plans with my students?
You can assign lessons online using a class code or print them for in-person activities. Materials are suitable for classwork, group activities, or homework.