A teacher's guide and answer key for the Heroic Math Quest series, including tips for using visual aids and pacing the lessons.

Visual presentation for the Heroic Math Quest lesson, introducing the journey stages and teaching students how to use ten-frames and number lines.

A challenge worksheet featuring mixed math problems within 20 and two word problems with work areas, themed around a dragon's hoard.

A mixed addition and subtraction worksheet with a mountain theme. Features 6 problems within 15 with double ten-frames and number lines for support.

A subtraction-focused math worksheet with a cave theme. Features 6 subtraction problems within 10 with ten-frames and number lines for support.

A castle-themed mixed addition and subtraction worksheet for numbers up to 20. Features a double ten-frame and 0-20 number line for solving word-less arithmetic problems. Theme focused on the Castle Siege.

A forest-themed mixed addition and subtraction worksheet for numbers up to 20. Features a double ten-frame and 0-20 number line for solving word-less arithmetic problems. Theme focused on the Enchanted Woods.

A dragon-themed mixed addition and subtraction worksheet for numbers up to 20. Includes double ten-frames and a 0-20 number line for visual support. Students must pay close attention to operational signs to solve the problems.

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.