Ten Times Teacher Guide
A comprehensive teacher guide for Lesson 1, including a detailed plan and a concise outline. Focuses on the 10x relationship in place value (4.NBT.A.1) with a 'Digit Detectives' theme.
Ten Times Slide Deck
A visual slideshow for Lesson 1 (4.NBT.A.1) exploring the 10x relationship in place value. Includes 'Notice and Wonder' launch, explicit instruction, and guided practice problems with a 'Digit Detectives' theme.
Ten Times Activity Cards
A student activity sheet for Lesson 1, featuring four task-based clues to investigate the 10x relationship in place value, plus a 'Final Mission Report' for assessment.
Master Detective Journal
The Master Case Journal for students to record visual evidence, field notes, and discoveries across the 12-lesson sequence. Includes a classified front cover and a recurring observation log template.
Evidence Stacking Mat
A reusable Place Value Mat for stacking and comparing numbers, as well as performing multi-digit addition and subtraction. Includes columns up to hundred-thousands and a dedicated result area.