Step by step, sample questions, pamphlets and educational videosfor high school courses - 4th to 12th

Ostadbank is a website and application for providing educationalcontent and private tutoring

Meraat Educational Innovations Center

Free educational content for Persian language students - alaatv

The Most Popular Persian Messenger

Educational videos

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Google Chrome is a fast, easy to use, andsecure web browser. Designed for Android, Chrome brings youpersonalized news articles, quick links to your favorite sites,downloads, and Google Search and Google Translate built-in.Download now to enjoy the same Chrome web browser experience youlove across all your devices.Browse fast and type less. Choose from personalized searchresults that instantly appear as you type and quickly browsepreviously visited web pages. Fill in forms quickly withAutofill.Incognito Browsing. Use Incognito mode to browse theinternet without saving your history. Browse privately across allyour devices.Sync Chrome Across Devices. When you sign into Chrome, yourbookmarks, passwords, and settings will be automatically syncedacross all your devices. You can seamlessly access all yourinformation from your phone, tablet, or laptop.All your favorite content, one tap away. Chrome is not justfast for Google Search, but designed so you are one tap away fromall your favorite content. You can tap on your favorite news sitesor social media directly from the new tab page. Chrome also has the“Touch to Search”- feature on any webpage. You can tap on any wordor phrase to start a Google search while still in the page you areenjoying.Protect your phone with Google Safe Browsing. Chrome hasGoogle Safe Browsing built-in. It keeps your phone safe by showingwarnings to you when you attempt to navigate to dangerous sites ordownload dangerous files.Fast downloads and view web pages and videos offline Chromehas a dedicated download button, so you can easily download videos,pictures, and entire webpages with just one tap. Chrome also hasdownloads home right inside Chrome, where you can access all thecontent you downloaded, even when you are offline.Google Voice Search. Chrome gives you an actual web browseryou can talk to. Use your voice to find answers on-the-go withouttyping and go hands free. You can browse and navigate quicker usingyour voice anywhere, anytime.Google Translate built-in: Quickly translate entire webpages. Chrome has Google Translate built in to help you totranslate entire web to your own language with one tap.Save Mobile Data. Turn on Chrome’s Data Saver to browse andnavigate the web while using less data. Save up to 60% of data asChrome compresses text, images, videos and websites withoutlowering the quality.Smart personalized recommendations. Chrome creates anexperience that is tailored to your interests. On the new tab page,you will find articles that Chrome selected based on your previousbrowsing history.

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UC Browser is a free web browser forandroid devices with Fast Download, Data Saving, Ad-Blockfunctionality, and helps you access music, video, cricketinformation with smooth experience. Customized cricket feature isavailable on UC Browser. You can visit many cricket sites tosupport your team, and watch cricket live stream, and check outmatch scores on UC Browser.Main Features★ Small Window Mode★ Fast Download★ Smooth User Experience★ Cricket Card Feature★ Data Saving★ Ad Block★ Video for all tastes★ Facebook Mode★ Night Mode★ Small Window ModeOur small window mode enables the video window to be moved apartfrom the webpage, and hanged on screen top, while you expect tochat with friends, shop online or participate in other activitieswithout video watch interruption.★Fast DownloadsOur servers speed up and stabilize downloads. If any disconnectionor interruption occurs, UC Browser can continue downloading frombreakpoint. By accelerating downloading process, it saves you timefor downloadable files.★Smooth User ExperienceNo more frozen pages. Enjoy the smoothest Internet surfing. Yoursearch results instantly appear, quick access to socializing, websearching and entertaining.★Cricket Card FeatureUC Browser adds special Cricket feature for Cricket fans. Mostupdated Cricket match live, scores and related information caneasily be searched.★Data SavingUC Browser compresses data, speeds up navigation and helps you savea lot of celluar data traffic. The more you browse, the more datayou can save with UC Browser.★Ad BlockAd block functionality blocks different forms of ads that affectyour browse experience. It helps you visit webpages Ad-Free on yourandroid devices, no more pop-up banner ads.★Videos for all tastesUC Browser allows you to watch movie and TV series. The menucategorizes videos in different tastes: humor, clips, girls, anime,trailers, or even war films.★Facebook ModeThis unique feature speeds up Facebook regardless of your networkcondition. UC Browser always finds the way to increase your netowrkspeed.★Night ModeSwitch to night mode on UC Browser to read more comfortably atnight.About UCWebFacebook: https://www.facebook.com/UCBrowserTwitter: https://twitter.com/UCBrowserTumblr: http://blog.ucweb.com/YouTube: http://www.youtube.com/ucwebvideoFor help & feedback, please contact our help centerhttp://url.cn/42kuL5f (open in UC).

Viber Free Messenger and Phone Calls:Connecting millions worldwide! Write a text message, call, chat andshare with anyone, anywhere!Viber is your go-to free messenger, allowing you to message or callanyone in the world through your Internet connection*. Send a textmessage to friends and family with Viber Messenger. Call your lovedones using Viber’s live video chat or voice call, all part ofViber’s free and high-quality phone calls. Express yourself withcool stickers and emoji icons, share photos, and send your favoritevideos. The free messenger also lets you make international phonecalls for free.Connect with friends and family using instant messaging, voicecalls, or live video chatsChoose a contact from your phone book or simply enter a phonenumber to add a new contact on Viber messenger. Send a textmessage, or take advantage of the other amazing features that Viberoffers beyond just free messages! Share photos and videos, enjoyemoji icons and cool stickers, record audio messages, and even sendfiles.Group chat with up to 250 people!With Viber messenger, it’s easy to create and join group chats -with up to 250 people at once! Chat with your favorite people,‘like’ any user’s voice, or text message.Why users worldwide are choosing Viber Free Messenger:★Hassle-free, long-distance calls- Viber Messenger is yourfree international calling app! No need for a username or logininformation, simply activate by entering your phone number.★ Voice or video - Make your free phone call now! - Choosebetween the basic voice call or go with our live video chat if youneed a face-to-face! Whether you make a phone call domestically orhave international calls to make, all phone calls boast HD qualitysound.★ Instant video messages - Tap and hold the instant videoicon to capture the moment with 30-second videos, release tosend.★Secured communications - Viber messenger automaticallyencrypts text messages, video and voice calls, photos, videos, andgroup chats.★Express yourself with stickers - Bring your text message tolife by sending playful emoji icons and cool stickers.★Your personal messenger with “damage control” - Delete atext message or voice message even after it was sent.★‘Hidden Chats’ feature - Choose to hide specific chats fromyour messaging screen and access them later.Install Viber Free Messenger Now - Start Connecting!Facebook - http://facebook.com/viberTwitter - http://twitter.com/viber(*) Wi-Fi or data plan - network data charges may apply.Viber is part of the Rakuten Group, a world leader in e-commerceand financial services.

Pure instant messaging — simple, fast, secure,and synced across all your devices. Over 100 million active usersin two and a half years.FAST: Telegram is the fastest messaging app on the market,connecting people via a unique, distributed network of data centersaround the globe.SYNCED: You can access your messages from all your devices at once.Start typing on your phone and finish the message from your tabletor laptop. Never lose your data again.UNLIMITED: You can send media and files, without any limits ontheir type and size. Your entire chat history will require no diskspace on your device, and will be securely stored in the Telegramcloud for as long as you need it.SECURE: We made it our mission to provide the best securitycombined with ease of use. Everything on Telegram, including chats,groups, media, etc. is encrypted using a combination of 256-bitsymmetric AES encryption, 2048-bit RSA encryption, andDiffie–Hellman secure key exchange.POWERFUL: You can create group chats for up to 10,000 members,share large videos, documents of any type (.DOC, .MP3, .ZIP, etc.),and even set up bots for specific tasks. It's the perfect tool forhosting online communities and coordinating teamwork.RELIABLE: Built to deliver your messages in the minimum bytespossible, Telegram is the most reliable messaging system ever made.It works even on the weakest mobile connections.FUN: Telegram has powerful photo and video editing tools and anopen sticker/GIF platform to cater to all your expressiveneeds.SIMPLE: While providing an unprecedented array of features, we aretaking great care to keep the interface clean. With its minimalistdesign, Telegram is lean and easy to use.100% FREE & NO ADS: Telegram is free and will always be free.We are not going to sell ads or introduce subscription fees.PRIVATE: We take your privacy seriously and will never give thirdparties access to your data.For those interested in maximum privacy, Telegram offers SecretChats. Secret Chat messages can be programmed to self-destructautomatically from both participating devices. This way you cansend all types of disappearing content — messages, photos, videos,and even files. Secret Chats use end-to-end encryption to ensurethat a message can only be read by its intended recipient.We keep expanding the boundaries of what you can do with amessaging app. Don’t wait years for older messengers to catch upwith Telegram — join the revolution today.