Science Fair Judging Rubric App
The rubric on every judge's phone, totals on the server, free
A science fair in JudgeMate is a judge-scored category: the judging rubric becomes a list of criteria with points, such as research question, method, data analysis and presentation, and each judge scores every project on the same rubric from a phone. The server totals and averages the judges after each project. Results export to PDF, free for organizers.
How does a judging rubric become a scoring sheet?
A rubric is a table of criteria with a point scale and a short description of what each level means. In JudgeMate each row becomes a criterion with a name, a description, a point range and a weight. A rubric for a middle-school fair with 40 projects:
- Research question (0–10) — clear, testable, appropriate for the grade.
- Method (0–15) — variables controlled, procedure repeatable.
- Data and analysis (0–15) — data recorded, charts correct, conclusion follows from the data.
- Display board (0–10) — organized, readable from a meter away.
- Interview (0–10) — the student explains the project in their own words.
Points are the range of each criterion, so the rubric's 60-point total is the sum of the five ranges with weight 1.0 everywhere. A fair that wants Method to count double keeps the 0–15 range and sets weight 2.0 instead of rewriting the rubric. The criterion description is part of the sheet, so the rubric text travels with the score fields.
How many judges score each project?
Three per project is the usual target. JudgeMate averages the judges' totals for every project, so a project seen by three judges and a project seen by four rank on the same scale. Two ways to organize a fair with 40 projects and 12 judges:
- Everyone scores everything. Each judge walks the whole floor and the server averages 12 sheets per project. Slow at 40 projects.
- Judges split by category. Life science, physical science and engineering as three categories in one event, four judges each. Each judge scores the 13 or 14 projects in their category, and the ranking is per category, which is how most fairs award anyway.
Judges score from a phone in the browser after signing in with a free account; the organizer adds them to the category panel. During the fair the organizer sees which projects still have missing scores from which judge, and chases them before the floor closes. No clipboard comes back to a table to be typed in.
When are the results ready?
The ranking is complete the moment the last judge sends the last project; the server has been recalculating the whole way. From there:
- Head judge gate. With the gate on, nothing is public until the head judge or the fair coordinator releases it, so a scoring error found at 2 p.m. is corrected before the 3 p.m. awards. Corrections go through the organizer and are recorded in the audit log.
- Public results. Published results open on any phone through a link or QR code, and in big-screen mode in the gym during the awards. A private event keeps the page closed until the organizer publishes.
- Feedback. The PDF and Excel export carries the per-judge breakdown, so a teacher can show each student where the points were won and lost.
Diplomas print from the same results.
What does the fair coordinator set up?
- Event and categories. One event for the fair; a category per division, by grade band or by discipline. Each category carries its own rubric and its own judges.
- Projects. Entered by title and student name by the coordinator, with no student accounts needed, or imported from the registration spreadsheet. Online registration through the event link works for fairs where students sign up themselves; an entry limit and a waiting list are built in.
- Judges. Volunteers sign in on their phones with Google or an email link. Twelve judges, three categories, four per panel.
- Rubric. Criteria typed in once per category, or copied from another category of the same event.
- Awards. Head judge gate on, big screen in the gym, diplomas and the PDF export at the end.
JudgeMate processes no payments and runs in English, Polish, German and Spanish. The full organizer toolkit is on the features page.
Set up your event
Free for organizers. No athlete cap. No commission on registrations. See cheerleading features · Organizer guide
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