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 teams.
Answer to earn energy, then climb.
Answer to charge your kart, then race.

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.
What you give up in taking some action is called the ________.
__________ is falling when marginal cost is below it and rising when marginal cost is above it.
A cost that does not depend on the quantity produced is a(n) ________.
In the ice-cream industry in the short run, _________, includes the cost of cream and sugar but not the cost of the factory.
Profits equal total revenue minus _________.
The cost of producing an extra unit of output is the _________.
Farmer McDonald gives banjo lessons for $20 per hour. One day, he spends 10 hours planting $100 worth of seeds on his farm. What total cost has he incurred?
Diminishing marginal product explains why, as a firm's output increases
A firm is producing 1,000 units at a total cost of $5,000. When it increases production to 1,001 units, its total cost rises to $5,008. For this firm,
A firm is producing 20 units with an average total cost of $25 and a marginal cost of $15. If it increases production to 21 units, which of the following must occur?
Farmer Greene faces diminishing marginal product. If she plants no seeds on her farm, she gets no harvest. If she plants 1 bag of seeds, she gets 3 bushels of wheat. If she plants 2 bags, she gets 5 bushels. If she plants 3 bags, she gets
What is the efficient scale?
In the real-world, marginal product often rises before it diminishes because workers can specialize in the tasks they preform best.
How do you calculate ATC?
How do you calculate marginal cost?
How do you compute marginal product?
What does the marginal cost curve look like in the real-world?
What statement best describes perfect competition?
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.