Adding Near Doubles Digital Escape Room

Inside the case file

Double it, adjust by one, unlock the next clue — this Adding Near Doubles Digital Escape Room sends early learners through a Valentine's Day adventure, using doubles facts to solve near-doubles and crack each code to escape.

It's fully digital and self-checking, so wrong answers won't open the lock and there's nothing for you to grade. Built for Grades 1–2 with a Valentine's Day theme. Open it in any browser — no app, login, or subscription.

Quick details

• Grade levels: 1–2 (near doubles / addition fact fluency)
• Format: Interactive, browser-based digital escape room
• Resource type: No-prep, self-checking math activity
• Skill focus: Adding near doubles
• Tech needed: Any device with a web browser

The mission

The Valentine's party is locked, and only quick thinking with doubles will open it. Students use known doubles to solve near-doubles facts — answer correctly and the codes appear, one puzzle at a time.

How the escape room works

• Open the private link in any browser — no app, login, or subscription
• Solve each near-doubles fact to reveal a code
• Enter the code to unlock the next stage — wrong answers won't open it
• The room self-checks, so students get instant feedback
• Crack the final code to escape

What's included

• An interactive digital escape room hosted on a private site
• Animated, self-checking puzzles with randomized answers for replayability
• No Boom Cards, Google Slides, logins, or subscriptions
• A PDF with your private access link to share via Google Classroom, email, or your LMS

Skills covered

• Recalling doubles facts
• Using doubles to solve near doubles
• Building addition fact fluency
• Mental math strategies

Best used for

Math centers, tech time, early finishers, sub plans, Valentine's Day and February review, homeschool, and distance learning.