At this age
Into algebra
Ratios, equations, slope and functions, all checked.
Homework help
Snap the page, then work through it together.
Mix-ups caught
A slip in a step is caught at that step.
Courses for these grades
Math
Grade 6 math
- Ratios and rates
- Dividing fractions
- Multi-digit numbers and decimals
- Negative numbers and the coordinate plane
- Expressions
- Equations and inequalities
- Two quantities that change together
- Area, surface area and volume
- Statistics
Grade 7 math
- Proportional relationships
- Operations with negative numbers
- Expressions
- Equations and inequalities
- Geometry
- Statistics and probability
Grade 8 math
- Rational and irrational numbers
- Exponents and roots
- Transformations, congruence and similarity
- Proportional relationships and slope
- Linear equations and systems
- Functions
- Linear functions and models
- The Pythagorean theorem
- Volume
- Patterns in data
Algebra I
- Relationships between quantities
- Linear equations and inequalities
- Systems of equations
- Graphs of equations and inequalities
- Functions
- Linear and exponential models
- Quadratic expressions and equations
- Describing data
Science
Middle school science
- Matter and its interactions
- Forces and motion
- Energy
- Waves
- Cells and organisms
- Ecosystems
- Heredity and evolution
- Earth's place in the universe
- Earth's systems
- Earth and human activity
- Engineering design
Earth and space science, middle school
- Earth, sun and moon: seasons, phases and eclipses
- Gravity and the solar system
- Earth's history and geologic time
- Rocks, minerals and the rock cycle
- Plate tectonics and Earth's surface
- The water cycle
- Weather and air masses
- Oceans, atmosphere and climate
- Natural resources
- Natural hazards
- Human impact on Earth
- Climate change
Reading and writing
English, grades 6 to 8
- Reading stories: plot, character and theme
- Author's craft: words, point of view and structure
- Comparing texts across genres and media
- Poetry and drama
- Reading for information: main idea and evidence
- Text structure and features
- Comparing sources and media
- Writing arguments
- Informative and explanatory writing
- Narrative writing
- The writing process: plan, revise and edit
- Research projects
- Discussion and presentations
- Grammar, usage and punctuation
- Vocabulary and word meanings
History and social studies
World history and geography, grades 6 to 8
- Thinking like a historian: sources, evidence and time
- Early humans and the first farmers
- Mesopotamia and ancient Egypt
- Ancient India and China
- Ancient Greece
- Ancient Rome
- The spread of world religions
- The Islamic world and African kingdoms
- Medieval Europe and the Byzantine Empire
- China, Japan, Korea and the Mongols
- The Maya, Aztec and Inca
- Renaissance, Reformation and the Scientific Revolution
- Exploration, empires and the Atlantic world
- The age of revolutions
- The Industrial Revolution and the modern world
Computer science
Computer science basics
- How computers work
- Algorithms and problem solving
- Programming: sequences, variables and loops
- Conditionals, functions and debugging
- Data and how computers store it
- Networks, the internet and cybersecurity
- Designing and building a project
- Artificial intelligence and machine learning
- Computing and society: ethics and privacy