A non-themed teacher's answer key for the Rectangle Partitioning assessment. Includes correct answers for all 5 questions, explicit DOK level indicators (1, 2, and 3), acceptable repeated addition equations, and a proficiency rubric based on cognitive demand.

A non-themed formative assessment focused on partitioning rectangles into rows and columns of same-size squares, aligned with 2.G.A.2. This student worksheet includes 5 questions ranging from DOK 1 to DOK 3 with clear workspaces for drawing and explanation. Optimized for 2 pages.

A comprehensive 12-question formative assessment for standard 2.NBT.B.8, focusing on mental strategies for adding and subtracting 10 or 100. It features a professional mastery-themed design with DOK levels 1-3.

Teacher answer keys for the Data Detective Guided Notes and Independent Practice Worksheet, providing solutions for all eight multi-step graph interpretation cases.

Independent practice worksheet for scaled graphs. Features eight sections of complex, multi-step graph interpretation (picture graphs, bar graphs, and frequency tables) with a detective theme. All questions focus on analysis and solving two-step problems. Layout condensed to 2 pages with expanded student work areas.

Guided notes for teaching scaled graphs, featuring vocabulary, a frequency table walk-through, and introductions to scaled picture and bar graphs with a detective theme.

The corresponding answer key for the Veggie Rows Worksheet. Revised for improved layout, no-clipping visuals, and consistent card heights.

A student-facing worksheet where children identify rows and items per row in veggie-themed arrays, then write corresponding repeated addition sentences. Revised for layout consistency, contrast, and proper page flow.

A comprehensive teacher's guide for introducing arrays and repeated addition. Includes a thematic hook, step-by-step instructional flow, key questioning prompts, and targeted differentiation strategies. Revised for better page flow and contrast.

A teacher-facing answer key for the Level Up Practice worksheet with clear solutions for rows, columns, and equations.

A vibrant slide deck for teaching arrays and repeated addition through a garden theme. It covers definitions of rows and columns, visual examples of adding by row and column, and a guided practice check.

A quick assessment exit ticket for the end of the lesson to verify student understanding of arrays and their corresponding equations.

High-energy presentation slides for teaching arrays and repeated addition, featuring vibrant visuals and a gamified "Arcade" theme.

A gamified practice worksheet for students to identify rows, columns, and write repeated addition equations for various arrays.

A comprehensive teacher's guide for the Array Arcade lesson, including a hook, instructional steps, and differentiation strategies.