Astrobiology individual sheets
Here’s a collection of free sheets I’ve come across at the NASA astrobiology website:
1960s John Brock discovery of Thermus Aquaticus in Yellowstone
Common terrestrial locations for thermophiles
Mars Perseverance Rover
Rover on Jezero Crater, likely a former river delta with water.
Nasa’s “Color the Universe” sheets
A 13 page pdf of mazes, word puzzles and coloring pages
Other coloring books and sheets
An aeronautics coloring and puzzle book by NASA
Jupiter’s belt of clouds pdf coloring page
Jupiter’s Spiraling South Pole
The space shuttle coloring book–12 pages