Math Detective Word Problems

A collection of three clean, distraction-free 3-digit addition worksheets and answer keys, each containing a mixed set of 5 regrouping and 5 non-regrouping vertical calculations formatted for print.

A foundational language and logic lesson for first graders to master the concept of negation ('not') through playful categorization activities.

A collection of mixed 3-digit addition and subtraction worksheets and answer keys, featuring mixed operations with and without regrouping. Excellent for cumulative review and operational fluency.

A collection of 3-digit subtraction worksheets and answer keys, featuring mixed regrouping and non-regrouping problems. Formatted for clean, distraction-free printouts.

A collection of 3-digit addition worksheets and answer keys, featuring mixed regrouping and non-regrouping problems. Ideal for building computation speed and accuracy with clean, distraction-free printouts.

A 2nd-grade math mystery adventure where students act as detective deputies to solve addition, subtraction, place value, time, money, and geometry clues to locate the missing school mascot.

A structured 2-digit addition and subtraction lesson featuring highly supportive blueprint-style grids. Color-coded columns and visual step indicators help students master math alignment without regrouping.

A double-header math homework sequence containing a Coordinate Graphing worksheet and a Making Change worksheet, along with their respective answer keys.

A skip-counting bingo game lesson designed to build fluency in patterns from 2 through 12. Includes standard, clean, high-contrast student bingo boards, a caller card kit with teacher tracking master, and an instructional pacing guide.

A gamified retro-arcade approach to mastering the 1-12 multiplication tables. Includes a 4-day daily drill booklet, a high-intensity 100-fact speed run mixed list, a master 12x12 speed grid, and a quick-grading teacher guide with an error-analysis rubric.

Investigates student recognition of shape attributes, partitioning rectangles into grids, and counting vertices prior to 3rd-grade geometry and area.

Evaluates prerequisite skills for time, measurement, and bar/picture graphs to ensure readiness for complex measurement topics.

Assesses understanding of equal shares, partitioning shapes into halves, thirds, and fourths, and naming fraction parts prior to 3rd-grade fraction units.

Diagnoses readiness for 3rd-grade place value, multi-digit addition, subtraction, and estimation, based on 2nd-grade standards.

Focuses on prerequisite skills for multiplication and division, including equal groups, skip counting, arrays, and repeated addition.

A diagnostic pretest and intervention package designed to assess and remediate 2nd-grade prerequisite math skills (equal groups, repeated addition, and basic arrays) before starting 3rd-grade Unit 1 Multiplication and Division. Includes a student quiz, targeted intervention worksheets, and a comprehensive teacher guide with rubrics and answer keys.

An autism-friendly, high-structure math center featuring a distraction-free Part-Part-Whole Mat with solid, clean workspaces and color-coded task cards for structured physical addition.

A structured progress monitoring kit for division and multiplication, designed with retro-game aesthetics. Includes two highly-scaffolded visual probes, an interactive student tracker, and a comprehensive teacher guide with IEP goals.

A lesson introducing subtraction without borrowing using color-coded grids and place value alignment. Students practice aligning digits in tens and ones columns before expanding to hundreds.