Things in the universe
Things in the air
Things that are underground
Things found in a cave

Things that fall from the sky
100

what is void of matter

what is a black hole

100

what's pollution over big cities

what is smog

100

How can you travel one place to another without going outside

what is subway or tunnel

100

An upside down snoozer

what is sleeping bats? 

100

it is large when it starts its journey, but is smaller when it reaches its destination

What is meteorites?

200

How do you measure distance in space

what is lightyear

200

who's law is what goes up must come down

who is newton

200

How do you travel from France to England and never see the sky?

What is the tunnel that connects the two underwater.     

200

It grows up. 

What are stalagmites?

200

How can you slowly descend to the ground

What is a parachute?

300

what star is the center of the earth's universe

what is the sun

300

feel it but you can't see it

what is wind

300

What has boiling water without heating?

What is a geyser

300

What points downward

What are stalactites?

300

It contributed to the extinction of dinosaurs 

What Is a large asteroid?

400

what planet has over 800 moons

what is Saturn

400

what does Newton's law pertain to

what is gravity

400

What can build a tunnel and can't see?

What is a mole 

400

things that  shines when polished

What is gold, silver and gemstones?

400

What falls from the sky with unique patterns

What is a snowflake

500

what dwarf planet is after Pluto

answers will vary like Eric, Makemake, Haumea, Ceres, Pluto

500

name two objects that can defy gravity

answers will vary anything that floats or flys

500

A spelunker playground

What is a a cave. 

500

It runs and never stops

What is an underground stream or river??

500

what food fell from the sky

what is manna

M
e
n
u