Sign up
Please tick the below box to proceed
I agree (or if I am under 13 my parent or guardian agrees on my behalf) to the terms and conditions of use and that:
- My test statistics may be published on the site leaderboard against my username
- My teacher(s) can review my test scores
- I can receive feedback on my tests from my teacher(s)
Please tick this box to proceed
Already have an account? Sign in
Preview lessons, content and tests
Computer Science & Programming solved. All in one platform.
1. To trial the platform and take tests, please take a few seconds to SIGN UP
and SET UP FREE.
2. Searching for something specific? See our text overview of all tests. Scroll right for levels, and lists.
Join 36000+ teachers and students using TTIO.
There is so much more you can do with Excel. Here are just a few more things:
Data Validation (ensure the data input is valid)
- Reject Invalid Dates
- Budget Limit
- Prevent Duplicate Entries
- Product Codes
- Drop-down List
- Dependent Drop-down Lists
Using Templates (a quicker way to get started)
Working with Strings (Text) - there's a lot you can do