Koydo Activities
359+ hands-on activities across every subject — playful, adaptive practice that grows with each learner.
Math43
Numbers, fractions, problem-solving, and reasoning.
- Algebra Adventure
- Calculus Crusader
- Coding Math Mashup
- Data Detective
- Data Detective Mean Median
- Data Detective Mode Range
- Data Detective Probability
- Decimal Dash
- Equation Forge
- Equation Forge Absolute Value
- Equation Forge Algebra
- Equation Forge Arithmetic
- Equation Forge Decimals
- Equation Forge Division
- Equation Forge Exponents
- Equation Forge Functions
- Equation Forge Inequalities
- Equation Forge Logarithms
- Equation Forge Multiplication
- Equation Forge Order Of Operations
- Equation Forge Quadratics
- Equation Forge Systems
- Fraction Fortress
- Fraction Pizza
- Geometry Genius
- Graph War
- Math Facts Lab
- Measurement Mission
- Mental Math Master
- Mental Math Master Division
- Mental Math Master Fractions
- Mental Math Master Multiplication
- Mental Math Master Operations
- Mental Math Master Subtraction
- Money Matters
- Number Sense Ninja
- Pattern Pioneer
- Percent Adventure
- Place Value Palace
- Ratio Reasoning
- Statistics Station
- Times Tables Titan
- Word Problem Warrior
Science Labs41
Inquiry, experiments, and how the world works.
- Cell City
- Chemical Elements
- Chemical Lab
- Dinosaur Discovery
- Earth Layers
- Ecosystem Explorer
- Electric Circuits
- Energy Engineering
- Force And Motion
- Genetics Genius
- Human Body Journey
- Magnetic Adventure
- Microscope Lab
- Nutrition Nation
- Photosynthesis Farm
- Physics Phun
- Robotics Workshop
- Rock Cycle Race
- Solar System Tour
- Space Station
- Water Cycle World
- Weather Wizards
- Lab Sim Astronomy
- Lab Sim Atomic Structure
- Lab Sim Biology
- Lab Sim Cell Biology
- Lab Sim Chemical Bonding
- Lab Sim Chemistry
- Lab Sim Earth Science
- Lab Sim Ecology
- Lab Sim Genetics
- Lab Sim Human Body
- Lab Sim Life Science
- Lab Sim Physics
- Lab Sim Plate Tectonics
- Lab Sim Rocks Minerals
- Lab Sim Solar System
- Lab Sim Space Exploration
- Lab Sim Stars Galaxies
- Lab Sim Weather Climate
- Periodic Table
Language Arts59
Reading, writing, grammar, and vocabulary.
- Comprehension Crystal
- Comprehension Inference
- Comprehension Summarize
- Debate Dome
- Emotion Char Forge
- Essay Architect
- Grammar Adjectives Sort
- Grammar Articles Sort
- Grammar Commas Sort
- Grammar Galaxy
- Grammar Nouns Sort
- Grammar Prepositions Sort
- Grammar Sentence Fix
- Grammar Sentence Sort
- Grammar Verbs Sort
- Grammar Verbs Tense Sort
- Handwriting Heaven
- Lit Fable Match
- Lit Genre Match
- Lit Poetry Elements
- Lit Story Elements
- Living Story Weaver
- Phonics Short Vowels
- Poetry Planet
- Punctuation Power
- Read Cause Effect Seq
- Read Main Idea Seq
- Read Sequence Events Seq
- Reading Compare Contrast
- Reading Raiders
- Reading Rocket
- Speaking Sim
- Spelling Advanced
- Spelling Cvc
- Spelling Stars
- Story Studio
- Syntax Safari
- Vocab Build Academic
- Vocab Build Antonyms
- Vocab Build Blends
- Vocab Build Context Clues
- Vocab Build Contractions
- Vocab Build Digraphs
- Vocab Build Figurative
- Vocab Build Homophones
- Vocab Build Idioms
- Vocab Build Long Vowels
- Vocab Build Phonics
- Vocab Build Prefixes
- Vocab Build Rhyming
- Vocab Build Suffixes
- Vocab Build Synonyms
- Vocab Build Word Roots
- Vocab Voyager
- Word Wizards
- Write Narrative Seq
- Write Paragraph Seq
- Writing Persuasive
- Writing Wonders
Conversation12
Speaking and listening practice for real talk.
History & Culture40
People, places, and the stories that shaped us.
- Ancient China
- Ancient China Explore
- Ancient Civilizations
- Ancient Egypt
- Ancient Greece
- Ancient Greece Explore
- Ancient Rome
- Archaeology Dig
- Civil Rights Journey
- Civil Rights Journey V2
- Civil Rights Timeline
- Cold War
- Cultural Cuisine
- Democracy Sim
- Early Modern Exploration
- Geography Giants
- Gold Rush Game
- Industrial Revolution Explore
- Medieval Europe
- Medieval Knight
- Medieval Knights
- Migration Paths
- Modern Industrial Revolution
- Modern World Wars
- Monument Makers
- Museum Curator
- President Palace
- Revolution Rumble
- Symbol Story
- Timeline Ancient
- Timeline Dominoes
- Timeline Medieval
- Timeline Modern
- Trade Route Trader
- Us Founding
- Us History Explore
- Wartime Inventions
- World War 1
- World War Explore
- World War Map
Art & Design10
Drawing, color, and visual creativity.
Music7
Rhythm, listening, and making sound.
Listening8
Ear-training and sound-based challenges.
Coding & Debugging10
Logic, algorithms, and finding the fix.
Memory15
Recall, matching, and remembering more.
Spatial Reasoning12
Shapes, rotation, and seeing in 3D.
Sorting & Classifying18
Group, order, and organize ideas.
Sequencing12
Put steps and stories in the right order.
Judgment & Reasoning12
Weigh evidence and make smart calls.
Strategy & Resources10
Plan, manage, and think a few moves ahead.
Health & Movement8
Bodies, wellbeing, and staying active.
Cross-Curricular42
Big projects that connect every subject.
- AI Explorer
- Ancient History Myth
- Architecture Math
- Art Math Patterns
- Biography Explorer
- Climate Challenge
- Coding Adventure
- Critical Thinking
- Cultural Geography
- Current Events
- Debate Club
- Digital Citizenship
- Economics Market
- Engineering Quest
- Environmental Stewards
- Film Studio
- Financial Literacy
- Forensic Science
- Game Design Studio
- Geography Weather
- Health Science
- Invention Workshop
- Language Culture
- Leadership Academy
- Literature History
- Math Art Crypto
- Math Of Sports
- Mathematical Modeling
- Media Literacy
- Media Storytelling
- Modern History Innovation
- Oceanography
- Philosophy Forum
- Problem Solving
- Psychology Probe
- Research Project
- Robot Design
- Science Technology
- Space Engineering
- Space Exploration
- Stem Investigation
- Systems Thinking