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6th Grade Math
6th Grade Science
Riddles
7th Grade Math
7th Grade Science
100
Solve: 4/5 + 7/8
What is 1 and 27/40
100
In what layer of the earth are the tectonic plates located?
What is the crust
100

What gets wet while drying?

What is a towel

100
The latin word for the little bar that goes over a repeating decimal or another name for the fraction bar.
What is Viniculum
100
This is the cell process your body uses to grow, fix broken bones, or heal cuts?
What is miTosis?
200
Calculate the MEAN of the following numbers: 9, 11, 12, 15, 18
What is 13
200
What would be created by a convergent plate movement underwater?
What is a tsunami
200

I’m tall when I’m young, and I’m short when I’m old. What am I?

What is a candle?

200
A student earned a 40 on the first RAP test. On the second rap test the same student earned a 48. What was the percent change between the two Rap tests
What is a 20% increase
200
This is the cell organelle that makes food for plants.
What is the chloroplast?
300
How do you read the following number? 1,462.046
What is "one thousand, four hundred-sixty two AND fourty-six thousanDTHS"
300
Order these correctly: erosion, weathering, deposition
What is weathering, erosion, deposition
300

I follow you all the time and copy your every move, but you can’t touch me or catch me. What am I?

What is your shadow?

300

What is the one hundredth place value of pi?

What is 4


3.141

300
This is when cells divide uncontrollably.
What is cancer?
400
A triangle has a base of 11 cm and a height of 5 cm. If you QUADRUPLE the base, what is the new area?
What is 110 centimeters squared
400
What is an example of condensation that does not involve clouds?
What is "anything where warm air is touching a cold surfance" - soda can sweating on a hot day, getting out of the shower and the mirror fogged up
400

What has many keys but can’t open a single lock?

What is a piano?

400
How many possible outcomes are there if you roll two fair 12 sided dice and flip three fair coins?
What is 1,152 possible outcomes.
400
This is the organ system that makes hormones AND one example of a hormone.
What is the endocrine system? What is insulin/estrogen/testosterone/adrenaline/growth hormone.
500
Is 3,522 divisible by 3?
What is YES! (1,174)
500
What is the density of a cube that has a side length of 2 centimeters and a mass of 64 grams.
What is 8 grams per centimeters cubed
500

A word I know, six letters it contains, remove one letter and 12 remains. What is it?

What is dozens

500
You have two fair number cubes and one 12 sided dice. Also you have two coins the first of which has heads on both sides. The second coin is fair. If you threw all 5 objects in the air, what is the probability of rolling a prime number and getting only heads on the coins? Remember 1 does not count as a prime number.
What is 5/96
500
This is the cell organelle that makes Adenosine Tr-Phosphate energy.
What is the Mitochondria?