Science
What part of a plant grows underground and drinks water from the soil?
Roots
What device do you use to click, drag, and select items on a desktop computer screen?
A mouse
Which strong, 3-sided shape do engineers often use to build bridges and roof frames?
Triangle
How many sides does a rectangle have?
Which body part do scientists use to make visual observations?
Eyes
Caterpillars build a chrysalis and turn into what colorful flying insect?
A butterfly
What long horizontal bar on a keyboard puts a blank space between your words?
The space bar
If you want to connect two pieces of paper together without glue, what sticky roll can you pull a strip from?
Tape
What number comes next in this pattern: 5, 10, 15, __?
20
What state of matter does liquid water turn into when it gets extremely cold in a freezer?
Solid
How many legs does an insect or a spider have?
6 for insects or 8 for spiders
What small, rechargeable device do we put inside flashlights and toy remotes to give them power?
A battery
What do we call a path built across a river or road so cars and people can cross safely?
Bridge
How many pennies make up one dime?
10 pennies
Will a heavy steel nail sink or float when dropped into a bucket of water?
Sink
Which planet is closest to us that shines bright in the night sky and orbits the Earth?
The Moon
What invisible signal connects tablets, phones, and computers to the internet without any wires?
Wi-Fi
When engineers make a mistake while building a tower, what is the smartest next step to solve the problem?
test it, learn why it fell, and rebuild
How many minutes are on a clock face in one full hour?
60
What metal tool uses magnetic force to stick notes onto a refrigerator door?
A magnet
What gas do trees and plants produce that humans and animals need to breathe?
Oxygen
What are the instructions called that tell a computer or video game exactly what to do?
Code
Which simple machine is a round object that turns around a rod, found on bicycles and cars?
A wheel
What is 10 to the second power?
100
What do we call the dark shape formed on the ground when an object blocks the sunlight?
A shadow