Science · Grade 7
Teaching Science 7 at home
Help your learner move from noticing a phenomenon to explaining it with a model and evidence. A correct vocabulary word is a starting point; ask what it explains in this particular case.
Prepare before the lesson
- Read the learning goals and inspect the figures, captions and stated conditions. Identify the idea the learner must explain, not just the terms to memorize.
- Check the assigned reading and investigation materials. Choose the supplied-data route when equipment is unavailable, and label it honestly.
- Work through one example yourself. Locate the checkpoint answers and decide what evidence would support an independent explanation.
Teach, discuss and check
- Start with a prediction or an initial drawing. Ask the learner to distinguish what is observed from what is inferred.
- Read a short teaching part together. Use the figure beside the explanation and have the learner describe its labels, arrows, axes and units.
- Model one reasoning step, then give a changed case. Reduce support gradually and record what assistance was needed.
- Return to the first prediction. Ask what changed, which evidence supports the revision, and what the model leaves out.
Judge the reasoning
Use these discussion criteria with the unit’s own marking guidance. They are a feedback framework, not a universal numerical grade.
- Uses the relevant scientific idea accurately.
- Selects evidence and preserves its units and conditions.
- Explains how the evidence supports a mechanism or conclusion.
- Names a reasonable limitation or a useful next test.
Keep the initial model, a corrected calculation or explanation, and one independent changed-case response. Record whether observations were collected by the learner or supplied by the course.
When the learner needs support
- If language is the obstacle, define one term with the figure before repeating the whole reading.
- If calculations are the obstacle, separate the physical relationship, substitution, units and interpretation.
- If a response copies the example, change one condition and ask for a prediction before giving more explanation.
Plan this course
A full-year Grade 7 life-science course with scientific inquiry, cells, interacting body systems, reproduction, heredity, ecology, and evolution. Chapters contain focused units rather than week labels. Supplied explanations, models, evidence records, worked answers, and parent guidance support study without an outside textbook purchase.
36 weeks × five flexible 40–45-minute sessions = 180 sessions: 120 unit sessions (40 × three), 24 investigation sessions (eight × three), 16 chapter review/quiz sessions (eight × two), eight midterm/final preparation, response, and feedback sessions, and 12 flexible rehearsal, retrieval, reading support, reteaching, or catch-up sessions. Each half has 90 sessions. Times are planning estimates, not measured completion claims.
No authored weekly timetable is available here. Schedule individual units and outside activities at your chosen pace.
Materials and records
Record questions, vocabulary, labeled diagrams, assumptions, raw measurements or clearly labeled supplied data, calculations, claim-evidence-reasoning explanations, and revisions. Distinguish observations from inferences and collected evidence from illustrative course records.
Use the course assessments
Each unit has eight practice questions and four retrieval tasks. Some objective practice answers can be checked automatically; explanations require a parent or teacher to evaluate accuracy, evidence, mechanisms, units, and limitations. Chapter review and quiz each cover every unit. Midterm, cumulative final, and optional sample have printable papers and worked keys. The sample is scheduled before the final.
Units and teaching goals
Scientific Inquiry & Diversity of Life
- Unit 1.1 · Questions, Variables & Fair InvestigationsI can explain questions, variables & fair investigations.
- Unit 1.2 · Measurements, Microscopes & ScaleI can explain measurements, microscopes & scale.
- Unit 1.3 · Tables, Graphs & Patterns in DataI can explain tables, graphs & patterns in data.
- Unit 1.4 · Models, Claims, Evidence & ReasoningI can explain models, claims, evidence & reasoning.
- Unit 1.5 · Characteristics of Life & Biological DiversityI can explain characteristics of life & biological diversity.
Cells, Transport & Cellular Energy
- Unit 2.1 · Cell Theory & Discovering CellsI can explain cell theory & discovering cells.
- Unit 2.2 · Cell Structures & OrganellesI can explain cell structures & organelles.
- Unit 2.3 · Plant, Animal & Other Cell TypesI can explain plant, animal & other cell types.
- Unit 2.4 · Membrane Transport, Diffusion & OsmosisI can explain membrane transport, diffusion & osmosis.
- Unit 2.5 · Photosynthesis & Cellular RespirationI can explain photosynthesis & cellular respiration.
Body Organization, Transport & Movement
- Unit 3.1 · Levels of Organization: Cells to Organ SystemsI can explain levels of organization: cells to organ systems.
- Unit 3.2 · Digestion, Absorption & Food MoleculesI can explain digestion, absorption & food molecules.
- Unit 3.3 · Circulatory & Respiratory SystemsI can explain circulatory & respiratory systems.
- Unit 3.4 · Bones, Muscles & Structure-Function ModelsI can explain bones, muscles & structure-function models.
- Unit 3.5 · Kidneys, Excretion & Internal BalanceI can explain kidneys, excretion & internal balance.
Coordination, Defense & Reproduction
- Unit 4.1 · The Nervous System, Senses & ResponsesI can explain the nervous system, senses & responses.
- Unit 4.2 · Homeostasis, Feedback & Interacting SystemsI can explain homeostasis, feedback & interacting systems.
- Unit 4.3 · Microorganisms, Barriers & Immune DefenseI can explain microorganisms, barriers & immune defense.
- Unit 4.4 · Sexual & Asexual ReproductionI can explain sexual & asexual reproduction.
- Unit 4.5 · Flowers, Seeds & Plant Life CyclesI can explain flowers, seeds & plant life cycles.
Genes, Cell Division & Heredity
- Unit 5.1 · DNA, Genes & ChromosomesI can explain dna, genes & chromosomes.
- Unit 5.2 · The Cell Cycle & MitosisI can explain the cell cycle & mitosis.
- Unit 5.3 · Meiosis, Gametes & Genetic VariationI can explain meiosis, gametes & genetic variation.
- Unit 5.4 · Inheritance, Probability & Punnett SquaresI can explain inheritance, probability & punnett squares.
- Unit 5.5 · Inherited Traits, Environment & MutationI can explain inherited traits, environment & mutation.
Test a fictional inheritance probability model · Chapter quiz
Ecosystems, Matter & Energy
- Unit 6.1 · Energy Flow, Food Chains & Food WebsI can explain energy flow, food chains & food webs.
- Unit 6.2 · Energy Pyramids & Transfer EfficiencyI can explain energy pyramids & transfer efficiency.
- Unit 6.3 · Carbon, Water & Cycling MatterI can explain carbon, water & cycling matter.
- Unit 6.4 · Decomposition, Soil & Nutrient AvailabilityI can explain decomposition, soil & nutrient availability.
- Unit 6.5 · Habitats, Resources & Population ChangeI can explain habitats, resources & population change.
Ecological Evidence & Environmental Design
- Unit 7.1 · Interactions & Ecosystem ChangeI can explain interactions & ecosystem change.
- Unit 7.2 · Biodiversity, Variation & Ecosystem ResilienceI can explain biodiversity, variation & ecosystem resilience.
- Unit 7.3 · Human Activities, Habitat & Environmental EvidenceI can explain human activities, habitat & environmental evidence.
- Unit 7.4 · Sampling Ecosystems & Comparing EvidenceI can explain sampling ecosystems & comparing evidence.
- Unit 7.5 · Designing & Evaluating a Habitat SolutionI can explain designing & evaluating a habitat solution.
Evolution, Evidence & Life History
- Unit 8.1 · Fossils, Rock Layers & Life HistoryI can explain fossils, rock layers & life history.
- Unit 8.2 · Natural Selection, Adaptation & Population ChangeI can explain natural selection, adaptation & population change.
- Unit 8.3 · Common Ancestry, Evidence & Branching TreesI can explain common ancestry, evidence & branching trees.
- Unit 8.4 · Selective Breeding & Genetic DiversityI can explain selective breeding & genetic diversity.
- Unit 8.5 · Life Science Capstone: Explain, Test & ReviseI can explain life science capstone: explain, test & revise.