One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.

The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
Which statement correctly explains the difference between a factor of 20 and a multiple of 20?
Which pair gives one factor and one multiple of 20?
A sequence starts at 4 and follows the rule "multiply by 2 then add 1". What are the first four terms?
A sequence starts at 4 and uses the rule "multiply by 2 then add 1", so its terms are 4, 9, 19, 39, 79, ... Will 30 appear in this sequence?
A pupil lists the factors of 48 as: 1, 2, 3, 4, 6, 8, 12, 24, 48. What is the mistake?
A pupil lists the factors of 48 as: 1, 2, 3, 4, 6, 8, 12, 24, 48. Which statement explains why this list is wrong?
Which list shows all the factors of 48?
Route A buses leave a station every 15 minutes and Route B buses leave every 20 minutes. They leave together at 09:00. When do they next leave together?
Route A buses leave every 15 minutes and Route B buses leave every 20 minutes, and they leave together at 09:00. Which statement explains how common multiples help find the next time they leave together?
Here are five numbers: 9, 13, 25, 27, 125. Which of these are square numbers?
Here are five numbers: 9, 13, 25, 27, 125. Which of these are cube numbers?
Here are five numbers: 9, 13, 25, 27, 125. Which of these is a prime number?
A number is a multiple of both 2 and 5. It is also a square number less than 120. What is the number?
A number is a multiple of both 2 and 5 and is also a square number less than 120. Which method correctly finds the number?
Look at the triangular numbers: 1, 3, 6, 10, 15, 21, ... Which statement describes the term-to-term rule?
The triangular numbers start 1, 3, 6, 10, 15, ... What is the 10th triangular number?
Look at the triangular numbers: 1, 3, 6, 10, 15, 21, ... Why can 12 not be a term in this sequence?
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.

Pick a tile, answer, hit bonuses and steals.
Countries and Nationalities
25 questions