Bell Ringer
$1 Under 5 minutesA quick, focused warm-up to start class and check what students remember.
Science and computing your students learn by doing.
Classroom simulations and games for middle and high school. Each one teaches a concept, then gives students a game to prove they've got it. You share one link and get back a report on who needs help, and with what.
Simulations from $1 · free accounts for educators, parents, and students
Try it: flip switches, make a letter
From Byte Shop?
00000000
Turn some switches on. Try 0 1 0 0 0 0 0 1.
Those eight switches are one byte. In Byte Shop, students find out how many switches a single emoji takes.
Featured simulations
In every sim, students learn the idea first, then play to show they understand it, and earn a certificate at the end.
New simulations are on the way. Browse the catalog
Coming soon
- An atomic structure sim for middle school: protons, ions, isotopes and electron shells
- A middle school genetics sim: reproduction, segregation and Punnett squares
- A block-coding game for MIT App Inventor beginners
Three kinds of simulations
Pick the length that fits your lesson, from a quick warm-up to a full unit review.
Topic-Specific
$5 30–45 minutesOne concept in depth, built for a class period or homework.
Unit Summative
$10 60+ minutes, in sectionsA summative experience covering a whole unit, split into sections students can complete over several sessions.
How it works
No installs and no student accounts. Students just need a browser.
Pick your sims
Browse by subject, level, or A to Z. Prices start at $1, and each sim goes straight to your dashboard.
Make a class link
One click creates a link for your students. It works for 30 days, and making a new one turns off the old one.
Students play
They open the link, type their first and last name, and play through to earn their certificate.
See the results
Scores appear on your dashboard by name, with the topics your class found hardest.
Know what to reteach tomorrow
Your dashboard lists every student who played, sorted by name or score, and points out the topics where the class struggled.
| Student | Score | Progress |
|---|---|---|
| Avery M. | 92% | |
| Jordan P. | 78% | |
| Maya R. | 85% | |
| Sam T. | 61% |
Sample data.
Where your class needs support
- Converting binary to decimalAnswered correctly 54% of the time
- Layers of a computerAnswered correctly 63% of the time
Ready to try one?
Accounts are free for educators, parents, and students. Buy only the simulations you need, starting at $1.