Grade 4 (4th grade) curriculum

These are the 23 grade-level skills CubbyEd teaches in 4th grade: Math, English Language Arts, Science, Latin, Catholic Religion. Each one gets lessons, practice and mastery checks. Parents and teachers choose the subjects and track progress.

Math

• Decimals tenths and hundredths
  Recognize 0.1, 0.01 and write fractions as decimals.
  Why it matters: Money, measurement, and place value extend here.
  Decimals · Standards: 4.NF.C.6
• Equivalent fractions
  Identify and generate equivalent fractions.
  Why it matters: Required for adding fractions with unlike denominators.
  Fractions · Standards: 4.NF.A.1
• Add/subtract like denominators
  Add and subtract fractions with the same denominator.
  Why it matters: Bridges to unlike denominators.
  Fractions · Standards: 4.NF.B.3
• Area of rectangles
  Use A = l × w for rectangles.
  Why it matters: Practical area formula.
  Geometry · Standards: 4.MD.A.3
• Measure and classify angles
  Use protractor; identify acute, right, obtuse.
  Why it matters: Foundation for all triangle work.
  Geometry · Standards: 4.G.A.1
• Factors and multiples
  Find factor pairs and multiples within 100.
  Why it matters: Prepares for prime factorization.
  Number Theory · Standards: 4.OA.B.4
• Multi-digit multiplication
  Multiply up to 4-digit by 1-digit, and 2-digit by 2-digit.
  Why it matters: Essential for measurement and proportional reasoning.
  Operations · Standards: 4.NBT.B.5
• Long division
  Divide up to 4-digit by 1-digit numbers with remainders.
  Why it matters: Standard algorithm for division.
  Operations · Standards: 4.NBT.B.6

English Language Arts

• Subordinate clauses
  Identify and use dependent clauses with subordinators.
  Why it matters: Sentence variety.
  Grammar · Standards: L.4.1f
• Apostrophes: possession vs. contraction
  Use apostrophes correctly for possession and contractions.
  Why it matters: Most-tested SAT/ACT punctuation rule.
  Punctuation · Standards: L.4.2c
• Cause and effect
  Identify cause-effect relationships in text.
  Why it matters: Logical comprehension.
  Reading · Standards: RI.4.5
• Five-paragraph essay structure
  Intro, three body paragraphs, conclusion.
  Why it matters: Universal essay scaffold.
  Writing · Standards: W.4.2

Science

• Ecosystems
  Producers, consumers, decomposers.
  Why it matters: Ecology basics.
  Life · Standards: 5-LS2-1
• Energy transfer
  Use evidence to explain how energy moves through sound, light, heat, and electrical currents.
  Why it matters: Physics vocabulary.
  Physical · Standards: 4-PS3-2

Latin

• 1st declension nouns
  -a stem nouns: puella, terra, via.
  Why it matters: First noun pattern.
  Grammar · Strand

Catholic Religion (optional, for Catholic schools and families)

• Creed (G4)
  Who God is and what we believe at the grade4 level.
  Why it matters: Faith seeks understanding of the living God.
  Creed · Standards: CCC, USCCB
• Liturgical Life (G4)
  The Church year and worship at the grade4 level.
  Why it matters: The liturgy makes present the mystery of Christ.
  Liturgical Life · Standards: CCC, USCCB
• Moral Life (G4)
  Freedom, virtue, and the commandments of love at the grade4 level.
  Why it matters: Discipleship is lived in daily moral choices.
  Moral Life · Standards: CCC, USCCB
• Prayer (G4)
  How we speak and listen to God at the grade4 level.
  Why it matters: Prayer is the living relationship with God.
  Prayer · Standards: CCC, USCCB
• Sacraments (G4)
  How Christ acts through the sacraments at the grade4 level.
  Why it matters: Sacraments are encounters with Christ, not empty rituals.
  Sacraments · Standards: CCC, USCCB
• Sacred Scripture (G4)
  How God speaks in the Bible at the grade4 level.
  Why it matters: Scripture is the soul of theology and catechesis.
  Sacred Scripture · Standards: CCC, USCCB
• Saints & Mary (G4)
  Models of holiness and communion of saints at the grade4 level.
  Why it matters: The saints show holiness is possible.
  Saints & Mary · Standards: CCC, USCCB
• The Church (G4)
  People of God, Body of Christ, mission at the grade4 level.
  Why it matters: No one is a Christian alone.
  The Church · Standards: CCC, USCCB

← Grade 3 Grade 5 →

Reading list: see the CubbyEd great books library.