A comprehensive facilitator's guide for teachers. Includes a 50-minute pacing guide, specific scaffolding tips for accessibility, a detailed answer key with multiple solution pathways, and strategies for addressing common misconceptions like additive thinking.

A comprehensive inquiry packet for students to explore proportional reasoning through three real-world scenarios. Includes ample workspace with grid backgrounds and a "Level Up" extension for algebraic thinking. Layout optimized for 8.5x11 printing.

A high-impact slide deck for teaching proportional reasoning. Includes real-world scenarios for mapping, budgeting, and recipe scaling, featuring visual models like ratio tables and tape diagrams. All text is optimized for presentation visibility (minimum 24px).

The answer key for the Mixed Math Steps Worksheet, providing teacher-ready solutions.

The answer key for the Ten Steps Addition Worksheet, providing teacher-ready solutions.

A mixed addition and subtraction worksheet with 5 addition problems (sums up to 10) and 5 subtraction problems (starting numbers up to 10), featuring visual counting dots.

A super simple addition worksheet with 10 problems (sums up to 10), featuring visual counting dots under each number to support early elementary and autistic learners.

An introductory presentation that trains students as 'Operation Investigators,' teaching them how to identify addition and subtraction clues and how to use ten frames and number lines.

Teacher guide and answer key for the Mission Math worksheet, providing correct operations, equations, and expected student strategies.

A two-page math worksheet where students investigate whether to add or subtract based on pictorial word problems within 20. It includes sketching areas, ten frames, and number lines for support.

Updated slide deck with 2 I DO and 2 WE DO slides. Features optimized container sizing and spacing to ensure visual models are not cut off. Uses 'circles' for ones and models counting clearly underneath each element.

A specialized spreadsheet paste resource containing a clean HTML table of 4th-grade Illustrative Mathematics centers. Optimized for directly copying and pasting into Excel or Google Sheets to ensure all data maps to the correct columns.

An updated worksheet showcasing the conserving (visual) and incrementing (numerical) strategies side-by-side. Includes the added I DO and WE DO examples. Uses 'circles' and provides space for counting underneath each visual element. Sized to prevent horizontal cutoff.

A teacher facilitation guide for the incrementing connection lesson, outlining how to bridge visual models (sticks and circles) to mental math strategies through I DO, WE DO, YOU DO.

An updated worksheet showcasing the conserving (visual) and incrementing (numerical) strategies side-by-side. Includes the added I DO and WE DO examples. Uses 'circles' and provides space for counting underneath each visual element.

An updated answer key for the incrementing connection worksheet, showing correct visual models and step-by-step solutions with counts underneath the sticks and circles. Includes the new I DO and WE DO problems.

Updated slide deck with an extra I DO and WE DO slide. Features increased container spacing and 'whitespace-nowrap' to ensure visual models are not cut off. Uses 'circles' for ones and models counting underneath each element.

A raw CSV data export for 4th-grade Illustrative Mathematics center planning. Contains structured data for units, sections, lessons, centers, and stages for easy import into spreadsheet software.

A comprehensive 4th-grade reference guide for Illustrative Mathematics, listing suggested centers and their specific stages for every unit and lesson. Organized by unit and section in a clean, professional table format.

A comprehensive answer key for the Zero Hero Worksheet and Zero Hero Exit Ticket, including computation answers and word problem solutions.

An exit ticket for a quick assessment of students' ability to subtract across zeros and solve a subtraction word problem.

A practice worksheet containing three-digit subtraction problems with regrouping, specifically targeting subtracting across zeros and solving multi-step word problems.