Professor Hak · Find anything
FIND ANYTHING
Type what you want to learn. 3,882 free lessons across 13 subjects.
3,882 matching lessons — showing the first 90
- Counting objectsMathematics · Number SenseKindergarten · 8 min · Starter
- Comparing numbersMathematics · Number SenseKindergarten · 10 min · Starter
- Place value to thousandsMathematics · Number SenseKindergarten · 12 min · Starter
- Rounding and estimationMathematics · Number SenseKindergarten · 8 min · Starter
- Number patternsMathematics · Number SenseKindergarten · 10 min · Building
- Addition strategiesMathematics · ArithmeticKindergarten · 8 min · Starter
- Subtraction strategiesMathematics · ArithmeticKindergarten · 10 min · Starter
- Multiplication factsMathematics · ArithmeticKindergarten · 12 min · Starter
- Division and remaindersMathematics · ArithmeticKindergarten · 8 min · Starter
- Order of operationsMathematics · ArithmeticKindergarten · 10 min · Building
- Multi-step word problemsMathematics · ArithmeticKindergarten · 12 min · Building
- Shapes and attributesMathematics · GeometryKindergarten · 8 min · Starter
- Angles and linesMathematics · GeometryKindergarten · 10 min · Starter
- Area and perimeterMathematics · GeometryKindergarten · 12 min · Starter
- Volume and surface areaMathematics · GeometryKindergarten · 8 min · Starter
- Congruence and similarityMathematics · GeometryKindergarten · 10 min · Building
- Coordinate geometry and proofsMathematics · GeometryKindergarten · 12 min · Building
- Length, weight, and capacityMathematics · Measurement & DataKindergarten · 8 min · Starter
- Telling timeMathematics · Measurement & DataKindergarten · 10 min · Starter
- Money and making changeMathematics · Measurement & DataKindergarten · 12 min · Starter
- Reading graphs and tablesMathematics · Measurement & DataKindergarten · 8 min · Starter
- Units and conversionsMathematics · Measurement & DataKindergarten · 10 min · Building
- Letter soundsEnglish Language Arts · PhonicsKindergarten · 8 min · Starter
- Blending and segmentingEnglish Language Arts · PhonicsKindergarten · 10 min · Starter
- Digraphs and blendsEnglish Language Arts · PhonicsKindergarten · 12 min · Starter
- Vowel teamsEnglish Language Arts · PhonicsKindergarten · 8 min · Starter
- Syllables and multisyllabic wordsEnglish Language Arts · PhonicsKindergarten · 10 min · Building
- Main idea and detailsEnglish Language Arts · ReadingKindergarten · 8 min · Starter
- Story elementsEnglish Language Arts · ReadingKindergarten · 10 min · Starter
- Inference and evidenceEnglish Language Arts · ReadingKindergarten · 12 min · Starter
- Author's purposeEnglish Language Arts · ReadingKindergarten · 8 min · Starter
- Text structureEnglish Language Arts · ReadingKindergarten · 10 min · Building
- Comparing textsEnglish Language Arts · ReadingKindergarten · 12 min · Building
- Context cluesEnglish Language Arts · VocabularyKindergarten · 8 min · Starter
- Prefixes and suffixesEnglish Language Arts · VocabularyKindergarten · 10 min · Starter
- Roots and word familiesEnglish Language Arts · VocabularyKindergarten · 12 min · Starter
- Synonyms, antonyms, shades of meaningEnglish Language Arts · VocabularyKindergarten · 8 min · Starter
- Academic and domain vocabularyEnglish Language Arts · VocabularyKindergarten · 10 min · Building
- Nouns, verbs, adjectivesEnglish Language Arts · GrammarKindergarten · 8 min · Starter
- Sentence types and structureEnglish Language Arts · GrammarKindergarten · 10 min · Starter
- Punctuation and capitalizationEnglish Language Arts · GrammarKindergarten · 12 min · Starter
- Subject-verb agreementEnglish Language Arts · GrammarKindergarten · 8 min · Starter
- Clauses and phrasesEnglish Language Arts · GrammarKindergarten · 10 min · Building
- Editing and proofreadingEnglish Language Arts · GrammarKindergarten · 12 min · Building
- Sentences to paragraphsEnglish Language Arts · WritingKindergarten · 8 min · Starter
- Narrative writingEnglish Language Arts · WritingKindergarten · 10 min · Starter
- Informative writingEnglish Language Arts · WritingKindergarten · 12 min · Starter
- Argument and persuasionEnglish Language Arts · WritingKindergarten · 8 min · Starter
- Revision and voiceEnglish Language Arts · WritingKindergarten · 10 min · Building
- Timed essay strategiesEnglish Language Arts · WritingKindergarten · 12 min · Building
- Rhyme and rhythmEnglish Language Arts · PoetryKindergarten · 8 min · Starter
- Figurative languageEnglish Language Arts · PoetryKindergarten · 10 min · Starter
- Forms of poetryEnglish Language Arts · PoetryKindergarten · 12 min · Starter
- Spoken word and hip-hop poeticsEnglish Language Arts · PoetryKindergarten · 8 min · Starter
- Writing your ownEnglish Language Arts · PoetryKindergarten · 10 min · Building
- Living and nonlivingScience · Life ScienceKindergarten · 8 min · Starter
- Plants and animalsScience · Life ScienceKindergarten · 10 min · Starter
- Habitats and food chainsScience · Life ScienceKindergarten · 12 min · Starter
- Cells and body systemsScience · Life ScienceKindergarten · 8 min · Starter
- Heredity and traitsScience · Life ScienceKindergarten · 10 min · Building
- Weather and seasonsScience · Earth ScienceKindergarten · 8 min · Starter
- Rocks and soilScience · Earth ScienceKindergarten · 10 min · Starter
- Water cycleScience · Earth ScienceKindergarten · 12 min · Starter
- Plate tectonicsScience · Earth ScienceKindergarten · 8 min · Starter
- Earth's historyScience · Earth ScienceKindergarten · 10 min · Building
- Matter and its propertiesScience · Physical ScienceKindergarten · 8 min · Starter
- Forces and motionScience · Physical ScienceKindergarten · 10 min · Starter
- Energy, light, and soundScience · Physical ScienceKindergarten · 12 min · Starter
- Magnets and electricityScience · Physical ScienceKindergarten · 8 min · Starter
- Simple machinesScience · Physical ScienceKindergarten · 10 min · Building
- Maps and globesSocial Studies · GeographyKindergarten · 8 min · Starter
- Landforms and regionsSocial Studies · GeographyKindergarten · 10 min · Starter
- People and placesSocial Studies · GeographyKindergarten · 12 min · Starter
- Human-environment interactionSocial Studies · GeographyKindergarten · 8 min · Starter
- Migration and citiesSocial Studies · GeographyKindergarten · 10 min · Building
- Rules and responsibilitySocial Studies · CivicsKindergarten · 8 min · Starter
- Rights and freedomsSocial Studies · CivicsKindergarten · 10 min · Starter
- Voting and electionsSocial Studies · CivicsKindergarten · 12 min · Starter
- Local government and city hallSocial Studies · CivicsKindergarten · 8 min · Starter
- Being an active citizenSocial Studies · CivicsKindergarten · 10 min · Building
- Family and community traditionsSocial Studies · Cultural StudiesKindergarten · 8 min · Starter
- Language and identitySocial Studies · Cultural StudiesKindergarten · 10 min · Starter
- Music, food, and art as historySocial Studies · Cultural StudiesKindergarten · 12 min · Starter
- African diaspora connectionsSocial Studies · Cultural StudiesKindergarten · 8 min · Starter
- Respecting differenceSocial Studies · Cultural StudiesKindergarten · 10 min · Building
- Parts of a computerComputer Science & Coding · Computing BasicsKindergarten · 8 min · Starter
- KeyboardingComputer Science & Coding · Computing BasicsKindergarten · 10 min · Starter
- Files and foldersComputer Science & Coding · Computing BasicsKindergarten · 12 min · Starter
- Algorithms as instructionsComputer Science & Coding · Computing BasicsKindergarten · 8 min · Starter
- Debugging like a detectiveComputer Science & Coding · Computing BasicsKindergarten · 10 min · Building