Word Defintions
Use In A Sentence
Picture It
Synonyms & Antonyms
Word Parts
100

This word means “to make a guess based on evidence.”

What is Predict?

100

Use the word compare in a sentence.

“I will compare cats and dogs to find similarities.”

100

Picture of a thermometer.



What is a Temperature?

100

Synonym for “Happy”?

What is Joyful, Glad, Cheerful?

100

What does the prefix 're-' mean?

What is 'Again'?

200

To study something carefully and explain it.

What is Analyze?

200

Use the word evidence in a sentence about science.

“We use evidence to support our experiment results.”

200

Picture of students in a group discussion

What is Collaborate?

200

Antonym for “Difficult”

What is Easy, Simple?

200

What does the suffix '-ful' mean?

What is 'Full Of'?

300

A result or decision reached after thinking.

What is Conclusion?

300

Use infer in a sentence.

“I can infer that it rained because the ground is wet.”

300

Picture of a Dark Rain Cloud and Lightning

What is the makings of a Storm?

300

Synonym for “Explain”

What is Describe or Clarify?

300

What does the root 'Geo' mean?

What is 'Earth'?

400

A statement that can be proven true or false.

What is a Fact?

400

Use summarize in a sentence related to reading.

“We summarize a story by telling the main ideas.”

400

Labeled parts of plant

What is a Diagram?

400

Antonym for “Increase"

What is Decrease?

400

What does the prefix 'un-' mean?

What is 'Not or Opposite of'?

500

Something that helps explain why something happens.

What is Cause?

500

Use hypothesis in a complete scientific sentence.

“My hypothesis is that plants grow faster with sunlight.”

500
Picture of a Newspaper

What is an Article?

500

Give a Synonym AND Antonym for “Ancient.”

What is Old(Synonym)?

What is Modern (Antonym)?

500

What does the root 'Spect' mean in “inspect” or “spectator”?

What is 'To Look or See'?