by Jeff Snyder
Prefixes

40 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Two teams place stones on a Go-style board by answering correctly. Capture territory to win.
2 teams, up to 40 students
The class is trapped in a biolab. Answer questions to restore power and crack the passcode to escape before zombies break in.
Whole class, up to 40 students

The whole class works together to blast through walls and defeat monsters. Correct answers deal damage to the current obstacle.
Whole class, up to 40 students
Two teams pull a rope. Each round, the team with more correct answers tugs the rope their way. Pull the other team into the mud to win.
2 teams, up to 40 students
Answer a question, then swat bugs on screen for bonus points. Combines quiz review with an action mini-game.
Up to 40 students
Students race through questions at their own speed. Streak bonuses reward consecutive correct answers. Power-ups add chaos.
Up to 40 students
Teacher-paced. Each question appears on every screen at once. Speed bonuses for fast answers. Live leaderboard on the projected screen.
Up to 40 students
Most children ______ holidays and games.
He was ______ because he lost his wallet.
It is ______ to finish the project today if we work together.
The team looked ______ with their prize.
Friends can ______ and still be polite during words with prefixes.
It was ______ to hear the speaker in the noisy room.
Please be ______; the bus will arrive soon.
I ______ waiting in long lines in the picture.
Do you ______ this song?
Mia looked ______ when the picnic was canceled.
I felt ______ after seeing my old friend.
A ______ stranger helped me carry my bags.
The comment was ______, so she apologized.
I ______ spicy food, especially noodle soup.
Most people ______ cold weather.
The two writers ______ about the best solution.
The ______ customer complained after one minute.
The children were ______ when the holiday began.
Do you ______ this song?
My little brother gets ______ in long lines.
Most students ______ that the trip was fun.
Friends can ______ and still be polite.
Do not be ______ while your food is cooking.
A ______ teacher waits while students think.
It is ______ to fly without a machine.
She will ______ the movie if it is too scary.
Is it ______ to change the ticket time?
With a map, the hike is ______ for beginners.
The ______ nurse smiled at every patient.
It was ______ of you to share your lunch.
The nurse was ______ with the nervous child.
Do not be ______ to new students.
I ______ with your idea because it is fair.
I ______ with your idea because it is fair.
My parents ______ to let me join the club.
It is ______ to laugh at someone's mistake.
The ______ customer returned the broken toy.
I ______ because I think phones can help students learn.
The puzzle looked ______ before the teacher gave us a clue.
I ______ waiting in long lines.
