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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.
Sunlight always travels in ______.
When light hits shiny surfaces such as a mirror, it ______.
A ______ can be used to direct sunlight into dark places.
Sunlight can be gathered into one point using a ______.
The larger the area of the spot in which sunlight is gathered by a magnifying glass, the spot becomes ______.
Black paper is preferred in the activity of gathering sunlight with a magnifying glass because it ______ compared with white paper.
A shadow forms behind an object because of ______.
If an object's shadow extends to its right, the Sun is to the ______ of the object.
When the Sun moves from east to west, the shadow moves ______.
The shadow is long when the Sun is in the ______.
The tool used in the past to tell the approximate time from the regular change in the shadow's position is the ______.
Sunny places on the ground have a ______ compared with shady places.
Which of the following are light sources?
In the activity of tracing the path of light, what is the purpose of using more than one mirror?
Which of the following are safety precautions during the activity of burning paper with sunlight?
Which of the following are reasons for shadow formation?
Which sentences describe the direction of a shadow relative to the Sun's position?
At noon, which of the following sentences are correct?
Which procedures should be followed when measuring ground temperature with a thermometer?
Sunny places are ______ compared with shady places.
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.
