Comprehensive answer key for the Blueprint Builders unit. Revised to ensure single-page fit and improved equation wrapping.

A formal assessment covering perimeter calculation, unknown sides, irregular polygons, and real-world word problems. Revised to fix label clipping, increase workspace size, and improve text contrast.

Independent practice worksheet focusing on finding unknown side lengths and solving real-world perimeter word problems. Revised to fix page breaks, text contrast, label clipping, and increase workspace area.

Independent practice worksheet focusing on basic perimeter calculations for standard shapes and complex irregular polygons. Revised to fix page breaks, label overlaps, and add workspace areas.

Guided notes and initial practice for teaching perimeter, featuring a professional blueprint design. Covers basic calculations, missing sides, and irregular polygons. Revised to fix shape labels and irregular polygon rendering.

A 5-page answer key for the Pixel Power Math Packet, providing complete solutions for all daily multiplication drills, computation problems, and word problems. Updated to reflect the final student packet layout.

A 5-page student math packet with a retro video game theme. Each page features multiplication drills, vertical addition and subtraction up to 1,000, unknown-factor relationship problems, and a multi-step word problem. Revised to fix page breaks, text wrapping, and vertical alignment.

Answer key for the elapsed time worksheet and exit ticket. Updated symbols to use Hill (🌄) instead of House. Optimized for lower ink usage.

Quick assessment exit ticket for the elapsed time lesson. Corrected number line positioning for better student use and improved text contrast for clarity. Standardized on a one-page layout.

Student worksheet for practicing elapsed time. Includes an explicit 'I Do' modeling section, strategy key, and standardized work areas with sufficient space for drawing 'Mountain, Hill, Rock' jumps. Updated symbols to use Hill (🌄) instead of House.

Engaging slide deck for introducing elapsed time. Uses a 'Time Travel' theme with the 'Mountain, Hill, Rock' strategy to model finding start and end times. Updated symbols to use Hill (🌄) instead of House.

Comprehensive teacher guide for the Elapsed Time lesson. Includes lesson pacing, explicit teaching scripts, common misconceptions, and discussion prompts for a 90-minute block. Updated symbols to use Hill (🌄) instead of House.

The teacher answer key for the Shape Sculptors worksheet, showing correctly shaded shapes and completed sentences for halves, fourths, and quarters.

A first-grade worksheet for practicing fraction vocabulary (half, halves, fourths, quarters). Students color in partitioned shapes and complete descriptive sentences.

Comprehensive answer key for Version 2 (Form B) of the Number Builders CFA. Includes correct answers, strategy demonstrations, and sample justifications for higher-order questions.

Version 2 (Form B) of the Number Builders CFA for standard 2.NBT.B.6. Contains 12 fresh questions across DOK levels 1-3 using expanded form, place value charts, and number lines. Includes error analysis and problem design tasks.

A comprehensive answer key for the Number Builders CFA, providing correct answers, step-by-step solutions for strategy-based questions, and sample justifications for higher-level DOK questions.

A 12-question Common Formative Assessment (CFA) for standard 2.NBT.B.6, organized by DOK levels 1-3. The worksheet features a "Blueprint" theme and requires students to use expanded form, place value charts, and number lines to add up to four two-digit numbers.