For PTAs
How many volunteers does a school book fair need?
For a five-day fair in the library at a school of about 500, plan on 58 volunteer shifts of two hours each. Most parents take one or two, so that is about 40 different people. Three per shift during class visits, five on the family evening, four each to set up and pack up.
Those figures are for one concrete case, so adjust from there: the fair runs Monday to Friday in the library, classes visit through the school day, and there is one family evening on Thursday. They are sensible planning numbers, not any book fair company’s rules. A smaller school can drop to two per shift; a school of 900 wants four.
The whole schedule, for one week
| When | Shifts | People each | Shifts to fill |
|---|---|---|---|
| Friday before, setup | 3:00–5:00 | 4 | 4 |
| Monday | 8–10, 10–12, 12–2 | 3 | 9 |
| Tuesday | 8–10, 10–12, 12–2 | 3 | 9 |
| Wednesday | 8–10, 10–12, 12–2 | 3 | 9 |
| Thursday | 8–10, 10–12, 12–2 | 3 | 9 |
| Thursday, family evening | 5:30–7:30 | 5 | 5 |
| Friday | 8–10, 10–12, 12–2 | 3 | 9 |
| Friday, pack-up | 3:00–5:00 | 4 | 4 |
| Total | 58 |
About 40 different people if most take one or two shifts. If your volunteers tend to take one each, you need closer to 58 names.
Why two at the register
One person rings up. The other handles everything that stops the line: a child with a wish list and no money, a teacher’s classroom list, a parent paying by card for a child who is not there, a question about a price. With one person doing both, a class of 25 queues for most of its visit and the teacher takes them back with half of them still holding books.
The third person on the floor keeps children moving, points to the right shelf, and tidies what gets put back in the wrong place. On the family evening the line is parents buying as well as children, so it takes three at the register and two on the floor.
What actually goes wrong
- The midday shift nobody takes. Mornings and afternoons fill first, because they sit next to drop-off and pick-up. Ask for 10–12 by name before you post the rest.
- The family evening is short-handed. It is the busiest two hours of the week and the one parents most want to spend with their own children. Give it its own sign-ups rather than hoping daytime volunteers stay on.
- Pack-up is forgotten. Four people and two hours on Friday afternoon, counted like any other shift. Otherwise it is the chair and the librarian at 6pm.
- Nobody knows where the cash box is. Or the tablet, or the card reader’s charger. Write it on one sheet taped to the register, and put it in the reminder people get the day before.
- The front office. Many schools have their own rules for volunteers in the building, from signing in to a background check done weeks ahead. Check your school’s policy before you post the schedule, not the morning of.
If you are organizing this with other people
The grid above is the easy half. The hard half is filling 58 shifts, knowing which ones are still empty, and reminding people before their slot — which is what Event Wranglr does. Each shift is a “help on the day” slot with how many people it needs. Parents claim a shift from a link with no account, can see which shifts still need someone, and get a reminder before theirs. If you also need things brought in, like bags or a float of change, those are counted separately from the shifts.
Set up your book fair shifts and send one link.
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