Sum Square Unblocked
Sum Square loads as a single HTML5 page on PixelGamesHub, so most school and office filters that block app stores or Flash plugins still let it through. Drop the numbers into the colored boxes such that the sum of the numbers equals the required number for each box. Use Mouse (primary input) and Touch (mobile input) to start a 8-minute puzzle session between classes or on a break.

Quick answer before you play
- Price
- Free
- Platform
- Web browser
- Play status
- Play instantly in your browser
- Session
- 8 minutes
- Age rating
- Everyone
- Source
- Third-party browser embed
Gameplay summary and how to play Sum Square
Sum Square is a browser game distributed via GameDistribution and embedded on PixelGamesHub. Play directly in the page with no install — quick rounds, instant restart, and a clean iframe that fits any device.
Drop the numbers into the colored boxes such that the sum of the numbers equals the required number for each box. The levels start off easy but later levels can be very tough. See if you can use your addition and thinking skills to complete all 60 levels.......without using the
- 1Click play to load the Sum Square iframe; sound and inputs activate after the first interaction.
- 2Use mouse or touch on mobile, and keyboard arrows or WASD if the game's intro shows them.
- 3Restart from inside the iframe for a cleaner run whenever a round ends.
Related links
Sum Square FAQ
Why is Sum Square usually unblocked at school or work?
Sum Square is a single HTML5 page on PixelGamesHub. It does not use Flash, does not require an external app store, and does not request an installer — so most network filters that block app installs or Flash portals still let it load.
Is Sum Square safe on a school chromebook?
Sum Square runs inside a sandboxed iframe on PixelGamesHub. It does not write outside browser storage and does not require any installer. School-managed Chromebooks that allow the open web should load it without policy violations, but check your school's acceptable-use policy first.
What is the goal in Sum Square?
Drop the numbers into the colored boxes such that the sum of the numbers equals the required number for each box.
How do I play Sum Square?
Click play to load the Sum Square iframe; sound and inputs activate after the first interaction. Then use mouse or touch on mobile, and keyboard arrows or wasd if the game's intro shows them.
What are the controls for Sum Square?
Mouse: Primary input; Touch: Mobile input; Keyboard: When shown
What kind of game is Sum Square?
Sum Square is a quick play, gamedistribution puzzle game. Drop the numbers into the colored boxes such that the sum of the numbers equals the required number for each box.
Disclaimer
Sum Square may load a remote third-party iframe on the playable page. PixelGamesHub keeps this landing page informational and preserves the original provider embed behavior.
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