Toggle Navigation
Games
Blog
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
Contact us
Help center
Sign in
Study
Test vocab
0
%
0
0
0
Back
Restart
Space equipment is very _______ to build and send into space.
expensive
Oops!
Okay!
Scientists often _______ when they have different opinions about exploration.
agree to disagree
Oops!
Okay!
Teachers _______ students to learn about famous explorers.
encourage
Oops!
Okay!
Explorers _______ with their families by sending letters.
be in touch
Oops!
Okay!
The team was happy to _______ news about their next journey.
receive
Oops!
Okay!
After the rain, the path was full of _______ and very slippery.
mud
Oops!
Okay!
You must _______ a form before going on an adventure.
fill out
Oops!
Okay!
The explorer waved back when he saw a _______ from the boat.
wave
Oops!
Okay!
Explorers want to _______ old maps that are not useful anymore.
get rid of
Oops!
Okay!
Explorers _______ their food and water with others on the team.
share
Oops!
Okay!
Some explorers were saved from _______ by a nearby ship.
drowning
Oops!
Okay!
Many explorers started traveling when they were in their _______.
youth
Oops!
Okay!
Their car stopped working because one _______ got stuck in the sand.
wheel
Oops!
Okay!
The explorer won an _______ for finding a new island.
award
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies