If you are using Chrome and the message on the game window is "Adobe Flash Player is blocked", please follow the steps below to unblock Flash.
Step 1. Click the small icon to the right of the www.mathplayground.com web address in your address bar. You will see a red square with a white X.
Step 2. A dropdown message will appear that says "Flash was blocked on this page." Click the "Manage" button. The settings page will open.
Step 3. Click the toggle switch on the right. It will change the Flash default from block to ask first.
Step 4. Return to the game page.The message on the game window will now be "Click to enable Adobe Flash Player".
Step 5. Once you click on the game space, a dialogue box will appear at the top left of the screen. Choose "Allow". The game will begin.
Step 6. Please note that you will need to do this every time you restart your Chrome browser.
Chrome Browser - earlier versions
Step 1. The message on the game window will be "Click to enable Adobe Flash Player".
Step 2. Click on the game space. A dialogue box will appear at the top left of the screen. Choose "Allow". The game will begin.
Step 1. From the menu choose Safari then Preferences.
Step 2. Click the Websites tab (or Security is older versions) then look for Adobe Flash Player under plugins. Make sure it is selected.
Step 3. Choose your plug-in settings from that page.
Other Browsers and Installation Help
For additional help with the Adobe Flash Player, please see this page on the Adobe site.