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.

Printable number mats designed for tactile practice. Each mat features a large numeral and corresponding 'nests' (dotted circles) for students to place objects one at a time, reinforcing one-to-one correspondence and quantity representation.

A refined worksheet that focuses on the two core skills: counting existing objects with one-to-one correspondence and 'representing' numbers by drawing or circling a specific quantity. Includes clear sections for numbers up to 20.

An updated teacher guide focusing on the 'Touch, Say, Move' rule for one-to-one correspondence. Includes a structured 30-minute lesson plan featuring a 'Represent' game where students count out specific quantities.

A simplified 6-slide presentation focusing on 'The Counting Rule' (Touch, Say, Move) for one-to-one correspondence. Includes interactive 'Show Me' challenges for numbers up to 20 to practice representing numerals with objects.