A targeted intervention lesson to help students distinguish between the numbers 12 and 20 using base ten block visualizations and comparative practice.

A series of tracing and counting worksheets for numbers 11 through 14, featuring large bubble numbers for tactile practice and garden-themed objects for counting.

A lesson focused on mental math strategies for subtracting multiples of ten from numbers up to 120.

A focused set of activities to help first graders master 'how many more' and 'how many fewer' comparison word problems using simple, decodable text and engaging themes.

A set of printable math flashcards focusing on subtraction within 20 to find missing parts, featuring decodable text and high-frequency words for first-grade learners.

Foundational addition word problems within 20 using controlled vocabulary for first-grade readers, covering themes like pets, school, and play.

A lesson focused on representing numbers 0-99 in various forms including standard, word, expanded, and place value. Students act as 'Digit Detectives' to solve number cases.

A foundational math lesson for 1st graders focusing on adding tens and ones using base-ten models and numerical strategies. Students will explore how to combine groups of ten and single units to build larger numbers.

A foundational lesson on representing two-digit numbers using base ten blocks and word forms to build place value fluency.

A foundational lesson for 1st graders to master telling time to the nearest hour using analog and digital formats.

A practical math lesson focused on identifying, counting, and solving word problems involving coins and dollar bills up to $20. Students will practice visual counting and real-world application through word problems.

Students will learn to identify key information in word problems and apply the 'PETS' strategy to solve one-step addition and subtraction scenarios.

A lesson designed to boost math confidence in young girls by framing addition and subtraction within 20 as 'mastermind' skills through a personal field guide and growth mindset strategies.