9th grade California curriculum
What 9th grade students practice in Gradelings, unit by unit, matched to the California Content Standards. Tap any unit to see what it covers and try sample questions.
Math
- Exponents & PowersExponent laws and scientific notation
- PolynomialsAdd, subtract, expand and evaluate
- Multi-Step EquationsBrackets, fractions and both sides
- Linear RelationsSlope, intercepts and graphs
- Statistics in SocietySamples, bias and misleading graphs
- Number SetsWhole, rational and irrational
- ExpressionsBuild, compare and match
- Lines & IntersectionsGraphs, inequalities and transformations
- Data & Scatter PlotsQuartiles, box plots and correlation
- Function Notationf(x), domain and range
- Linear InequalitiesSolve and write inequalities
- Solving SystemsElimination and substitution
- Linear or Exponential?Add each time or multiply each time
- Factoring & QuadraticsFactor and solve x² equations
- Rearranging FormulasSolve for any letter
- Two-Way Tables & CausationRelative frequency and correlation
- SequencesArithmetic and geometric
- Absolute Value EquationsDistance from a number, both ways
English Language Arts(“Language Arts” in the app)
- Close ReadingInference, theme and author's craft
- Literary ElementsIrony, motif, tone and mood
- Grammar & StylePunctuation, agreement and register
- Word DetectiveRoots, prefixes and meaning in context
- Literary DevicesAllusion, analogy, juxtaposition, flashback
- Digital SmartsTrust, privacy and credible sources
- Forms & FeaturesText patterns, visuals and media
- Summarizing TextsFind the main ideas and put them in your own words.
- Form & ComposingPick the right form for your audience and shape a clear text.
- Research & CredibilityPeer review, AI output and synthesis
- ProofreadingSpelling and word choice in final drafts
- Media AnalysisRhetoric, framing and synthetic media
Science
- Cells from CellsDNA, mitosis and growth
- ReproductionAsexual and sexual reproduction
- Atoms & ElectronsShells, valence and the periodic table
- Electrons & CompoundsWhy atoms bond and what they make
- Photosynthesis & RespirationHow cells make and use energy
- The Periodic TableGroups, periods and patterns
- Chemical ChangeReactions, mass and chemical names
- Evolution & SelectionVariation, adaptation and how populations change over time.
- Energy & MagnetismConservation of energy, efficiency and electromagnets.
- Forces, Motion & MomentumNewton's second law, momentum and safer collisions.
- Ecosystem DynamicsCarrying capacity, energy pyramids and human impacts.
Social Studies
- Foundations of DemocracyIdeas behind the Constitution
- Three BranchesCongress, the president and the courts
- Rights & ResponsibilitiesThe Bill of Rights and citizens' duties
- Landmark Supreme Court CasesHow the Court reads the Constitution
- Elections & VotingFrom pre-registering to the Electoral College
- How Laws Are MadeBills, vetoes and initiatives
- Taking PartSpeak up, check facts, decide together
- Forms of GovernmentDemocracy, monarchy and more
- Governing CaliforniaState, local and tribal government
- Media & DemocracyA free press and a careful public
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