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10 Second Bomb Timer

A free online 10 second countdown timer with a friendly cartoon bomb. Ten seconds is barely a breath, so the answers come out fast.

▶  Start the 10-second timer

Other timer lengths

Ten seconds is a heartbeat. This free 10 second bomb timer is built for lightning rounds, flashcard drills, and quick-fire answers where the whole point is not thinking too hard. Say the word, tap the bomb, and the first answer out of someone's mouth is the one that counts.

Teachers use it for sight words, times tables, and vocabulary sprints: show a card, start the fuse, and the class shouts the answer before the bang. Nobody has time to drift off, so ten seconds holds a wriggly group together for a whole set of cards. Our quiz timer keeps the same short presets if you want to change length mid-round.

It is also the friendliest countdown for a "you have ten seconds to decide" moment: pick a team, choose a card, name an animal beginning with B. If ten turns out to be mean, the 15 second bomb timer adds a little breathing room, and the +30s button rescues anyone caught mid-panic.

The full collection of twelve bomb characters
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Keep kids focused, engaged, and having fun!

  • Classroom cleanup
  • Math drills & quizzes
  • Transitions & timers
  • Games & brain breaks

One-time purchases, up to 5 devices, and the classroom license covers up to 30 school devices. Secure checkout via Lemon Squeezy.

Unlock all bombs

One-time payment · Yours forever

This bomb is part of the full set. Get all 12 bombs and remove ads for a one-time $4.99. No subscription, yours forever.

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