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Play Math Sum Diamond?1 as a stand alone web app.

Add game to your favorites This is a endless sum-forming idle mathematics game. Form the sum shown on the top center by selecting the correct combination of numbered diamonds. Earn points based on the value of the sums you cleared. More diamonds fall from the top of the screen over time. Keep playing for as long as you want (or until the screen is filled to the brim). Overall Design Difficulty Replay Play Math Sum Diamond Game Online gq5l

Children and parents can play this add the gems game by clicking in the window below.

Alternatively kids and adults can play this gem addition math video game for free as a web application here.

Math Sum Diamond Game for Kids Video Game Play Instructions 6e125k

How to Play 5dn28

Form the sum on the top center by selecting the diamonds with the right numbers on them.

  • Starting the Game
    • On the welcome screen, select the play button to begin.
    • Your web browser automatically saves your high score.
  • Game Controls
    • Desktop
      • With your mouse, left click on a number to select it. Left click on a selected number to deselect it.
    • Touchscreen devices
      • Tap on the numbers onscreen with your fingers to select them. Tap on them again to deselect them.
    • Controls and indicators (left to right)
      • Top row:
        • List button: Quits the game and returns you to the welcome screen
        • Sum to find
        • Reset button: Starts the game all over again.
        • Speaker button: Turns the game’s sounds on and off
      • Bottom row:
        • Current score
        • Best score
  • Game Play
    • Basic rules
      • Select a group of numbered diamonds to form the number shown on the top center of the screen.
        • The group of numbered diamonds you select can be as large or as small as possible. They must simply equal the value of the sum.
        • If you selected too many, deselect the diamonds and choose new ones until you get the correct sum.
        • Once you form the sum, the diamonds are cleared from the screen.
      • Every few seconds, more numbered diamonds fall from the top of the screen.
        • The number of diamonds that fall down vary.
      • Keep playing for as long as you can.
        • The game ends when the stack of diamonds reaches the top of the screen.
        • You can also just quit the game if you don’t want to play any more.
        • On the game over screen, select the reset button to play again.
    • Scoring
      • Your score is based on the sums you’ve cleared. Each diamond cleared is worth the number on it.
      • Your best score is updated in real time. Once you’ve beaten your previous best, both it and your current score will rise together.
      • Compare your latest and high scores on the game over screen.
      • The browser saves your best score regardless of how you end the game.
  • Target Audience
    • The game is suited for players who like number adding games.
    • The game has no adult themed content.

Math Sum Diamond
2 / 5 Editor
{{ reviewsOverall }} / 5 s (1 vote)
Overall2.8
Design2.3
Fun2.9
Originality1.3
Replayability0.8
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Math Sum Diamond Game Welcome Screen Screenshot.
Math Sum Diamond Game Start Screenshot.
Math Sum Diamond Game Play Screenshot.
Math Sum Diamond Game Over Screenshot.

Mobile Friendly Cross Browser 2cf6u

This game is rendered in mobile-friendly HTML5, so it offers cross-device gameplay. You can play it on mobile devices like Apple iPhones, Google Android powered cell phones from manufactures like Samsung, tablets like the iPad or Kindle Fire, laptops, and Windows-powered desktop computers. All game files are stored locally in your web browser cache. This game works in Apple Safari, Google Chrome, Microsoft Edge, Mozilla Firefox, Opera and other modern web browsers.

Where To? What Next? 2ue1q

This game was published in these categories: Addition. You can visit any of them to select other fun games to play.

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