Cornerstone Teaching

No prep 3 digit addition with regrouping worksheets! 24 pages with 11 unique enrichment activities (mystery riddles, crack the code, math pyramids) plus answer keys. ⭐ NOT just repetitive drill worksheets — this practice pack combines scaffolded fluency pages with 11 unique enrichment activities your students will actually look forward to. Aligned to CCSS 2.NBT.B.7 and 3.NBT.A.2 for 2nd and 3rd grade math. 📦 WHAT'S INCLUDED (24 pages): ✏️ ANCHOR & SCAFFOLDED PRACTICE • Anchor chart with worked

Captain Hooke locks your students in his cabin! This 10-page area and perimeter math escape room hooks 3rd-4th graders with pirate puzzles, a 4-digit code, and answer keys. --- FULL DESCRIPTION: Captain Hooke locks your students in his cabin! This 10-page area and perimeter math escape room hooks 3rd-4th graders with pirate puzzles, a 4-digit code, and answer keys. ⚓ INK-SAVER BLACK & WHITE EDITION — print 30 copies without burning through your color cartridge. Every gray box,

Make 100 chart practice feel like a math detective mission. This 10-page black-and-white mini pack includes a roll-to-100 game, reference chart, blank chart, three differentiated missing-number levels, number pattern practice, clue cards for 1 more/1 less/10 more/10 less, an error detective page, and an answer key with teacher notes. WHAT IS INCLUDED 1. Roll to 100 math center game 2. Full 100 chart reference page 3. Blank 100 chart challenge 4. Missing numbers Level 1: 10 missing numbers 5. Mis