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Free K-5 Math and Reading Lessons

Build skills step by step with concise lessons, worked examples, practice exercises, and matching printable worksheets. Choose a grade and skill to begin.

Reviewed by ClassReady Editorial Team Last updated August 2026

1st Grade Lessons

Action Verbs — 1st Grade Lesson

Students will identify action verbs in sentences and use them to describe what someone or something does.

Verbs · 15 min

Addition — 1st Grade Lesson

Students will add within 20, recall addition facts to 10, and use strategies like counting on and making ten.

Addition · 20 min

Capitalization — 1st Grade Lesson

Students will use capital letters at the start of sentences, for names, and for the word I.

Capitalization · 15 min

Comparing Numbers — 1st Grade Lesson

Students will compare numbers to 120 using greater than, less than, and equal, and put numbers in order.

Comparing Numbers · 20 min

Compound Words — 1st Grade Lesson

Students will identify compound words and build them by joining two smaller words.

Compound Words · 15 min

Consonant Digraphs — 1st Grade Lesson

Students will read and spell words with the consonant digraphs sh, ch, th, and wh, and know that two letters make one sound.

Phonics · 15 min

Geometry — 1st Grade Lesson

Students will name common 2D and 3D shapes and describe them by their sides, corners, and faces.

Geometry · 20 min

Nouns — 1st & 2nd Grade Lesson

Students will identify nouns as people, places, or things, and form simple plural nouns.

Nouns · 15 min

Reading Comprehension — 1st Grade Lesson

Students will retell a short story, answer who/what/where questions, and identify what the story is mostly about.

Reading Comprehension · 20 min

Sight Words — 1st Grade Lesson

Students will recognize and read common 1st grade sight words instantly to build reading fluency.

Sight Words · 15 min

Skip Counting — 1st Grade Lesson

Students will skip count by 2s, 5s, and 10s to 100 and recognize the patterns.

Skip Counting · 20 min

Subtraction — 1st Grade Lesson

Students will subtract within 20, connect subtraction to addition, and solve take-away and comparison problems.

Subtraction · 20 min

2nd Grade Lessons

Adjectives — 2nd Grade Lesson

Students will identify adjectives and use them to make writing more vivid and specific.

Adjectives · 15 min

Commas — 2nd Grade Lesson

Students will use commas in lists of three or more, and in dates, greetings, and closings.

Commas · 15 min

Contractions — 2nd Grade Lesson

Students will form and read contractions and place the apostrophe where letters were removed.

Contractions · 15 min

Data and Graphs — 2nd Grade Lesson

Students will collect data, record it in tally charts and graphs, and answer questions by reading the data.

Data & Graphs · 25 min

Measurement — 2nd Grade Lesson

Students will estimate and measure length using standard units, and read temperatures on a thermometer.

Measurement · 20 min

Money — 2nd Grade Lesson

Students will identify coin values, count coin collections, and make change up to one dollar.

Money · 25 min

Place Value — 2nd Grade Lesson

Students will understand the value of digits in three-digit numbers, read and write numbers in expanded form, and compare place value.

Place Value · 20 min

Pronouns — 2nd Grade Lesson

Students will identify pronouns and use the correct pronoun to replace a noun.

Pronouns · 15 min

Punctuation — 2nd Grade Lesson

Students will use end punctuation correctly and begin using commas and apostrophes in their writing.

Punctuation · 15 min

Reading Comprehension — 2nd Grade Lesson

Students will identify the main idea, find supporting details, put events in order, and make predictions while reading.

Reading Comprehension · 20 min

Sight Words — 2nd Grade Lesson

Students will instantly recognize the full 2nd grade sight word list and read them fluently in connected text.

Sight Words · 15 min

Silent E — 2nd Grade Lesson

Students will understand how a silent e changes a short vowel to a long vowel and will read CVCe words.

Phonics · 15 min

Spelling — 2nd Grade Lesson

Students will spell common 2nd grade words, apply spelling patterns, and use a simple study routine.

Spelling · 20 min

Telling Time — 2nd Grade Lesson

Students will read and write time to the nearest 5 minutes using analog and digital clocks, including half past, quarter past, and quarter to.

Telling Time · 20 min

Word Problems — 2nd Grade Lesson

Students will solve addition and subtraction word problems to 100 and explain their thinking.

Word Problems · 25 min

Kindergarten Lessons

4th Grade Lessons

Commonly Confused Words — Complete Lesson

Students will tell apart frequently confused word pairs (affect/effect, than/then, loose/lose, etc.) and choose the correct word in context.

Vocabulary · 20 min

Context Clues — Complete Lesson

Students will use context clues — definition, synonym, example, and inference — to figure out the meaning of unfamiliar words.

Vocabulary · 20 min

Decimals — 4th Grade Lesson

Students will understand tenths and hundredths, read and write decimal numbers, and compare them.

Decimals · 25 min

Factors and Multiples — 4th Grade Lesson

Students will find factor pairs, list multiples, and identify prime and composite numbers to 100.

Factors & Multiples · 25 min

Fractions — 4th Grade Lesson

Students will find equivalent fractions, add and subtract fractions with like denominators, and find a fraction of a whole number.

Fractions · 25 min

Homophones — Complete Lesson

Students will distinguish common homophones (words that sound the same but have different meanings and spellings) and choose the right one in context.

Vocabulary · 20 min

Long Division — 4th Grade Lesson

Students will divide multi-digit numbers by 1-digit divisors using long division, including remainders.

Division · 30 min

Multiplication — 4th Grade Lesson

Students will multiply multi-digit numbers using the standard algorithm with place value understanding.

Multiplication · 25 min

Prefixes and Suffixes — Complete Lesson

Students will identify common prefixes and suffixes, understand how they change a root word's meaning, and use them to decode unfamiliar words.

Vocabulary · 20 min

Reading Comprehension — 4th Grade Lesson

Students will make inferences, identify text structure (cause/effect, compare/contrast, sequence), and compare ideas across texts.

Reading Comprehension · 25 min

Rounding — 4th Grade Lesson

Students will round numbers to the nearest ten, hundred, and thousand, and use rounding to estimate sums.

Rounding · 25 min

Synonyms and Antonyms — Complete Lesson

Students will identify synonyms (words with the same meaning) and antonyms (words with opposite meanings) and use them to make writing more precise.

Vocabulary · 20 min

5th Grade Lessons

3rd Grade Lessons