Things you never need to give us
- Your name
- Your email address
- A password or an account
- Your school, class or teacher
- Your age or date of birth
- Where you live
- Your phone number
Rating a game, reporting a bug and suggesting a game are all optional. Please don't type your name or any personal details into them.
Things saved in your browser
These stay on your device. We can't see them. Clearing your browser data removes them.
| What | Why | Example |
|---|---|---|
| Your best score in each game | So the game can show your best | csg-equation-rearranger-highscore: 140 |
| Timer switched off or on | So it stays the way you set it | csg-practice-mode: 1 |
| How many class teams a teacher chose | So the team scoreboard stays the way it was set on this device | csg-team-mode: 3 |
| The last three games you played | So the site can show games you played recently | csg-last-played |
| How many times you played each game | A backup count for the game cards | csg-play-counts |
| Whether you rated a game | So we don't ask you twice | csg-game-feedback-seen-… |
| A rating that failed to send | So it can try again next time, then delete it | your thumbs up or down and any words you typed |
| Bugs you reported | So the game page can tell you when a bug is fixed | csg-my-bug-reports |
| That you sent a game idea | So the idea box can thank you | csg-game-idea-sent |
| Sound on or off | So it stays the way you set it | csg-sound |
| That this tab already counted a visit | So one visit is counted once. It is deleted when you close the tab | a note in session storage |
Things that reach our server
| What | What it contains | What it never contains |
|---|---|---|
| Page counts | Which page was opened, the name of the site you came from, and the country. Kept as daily totals | Who you are, your IP address, or anything that links two visits |
| Game counts | That a game started, finished or was played again, and a running total of plays for each game. Kept as totals | Your answers, your score, or who played |
| Ratings | Thumbs up or down, the reason you tapped, and any words you typed | A name or email field |
| Bug reports | The game or page, what went wrong, and your type of device if you said | A name or email field |
| Game ideas | The words you typed and the topic you picked | A name or email field |
| Searches that found nothing | The words searched for, counted, only when the search found no games | Who searched. Words with numbers, an @ sign or a web address are thrown away |
Things we don't do
- We don't use cookies.
- We don't show adverts or build an advert profile of you.
- We don't use any analytics company. Cloudflare, which delivers the site, measures how fast pages load and reports totals to us.
- We don't send emails unless a teacher joined the email list.
How to check this yourself
On a computer, open a game and press F12, or right-click and choose Inspect. Open the Application tab, then Local Storage, to see what your browser has saved for this site. The Network tab shows every request the page makes while you play.