Difficulty level:
Difficulty:
B2-C2
Theme:
Science
Date:
2025-11-21
Click on an empty cell for your first clue.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
ACROSS
1
fossil (remains of life form)
3
species (group of plants or animals)
7
molten, melted
10
selenium
12
corrosive
13
stability
15
uranium
16
ornithology
18
to experiment
19
platinum
20
to poison
DOWN
2
barren, sterile (unable to bear children)
4
tin (metal, element)
5
acid (chemistry)
6
corrosion
8
solid (not liquid or gas)
9
rust
11
Nobel Prize
14
battery (electric)
17
fertilizer (for soil, land)
ACROSS
1
fossil (remains of life form)
3
species (group of plants or animals)
7
molten, melted
10
selenium
12
corrosive
13
stability
15
uranium
16
ornithology
18
to experiment
19
platinum
20
to poison
DOWN
2
barren, sterile (unable to bear children)
4
tin (metal, element)
5
acid (chemistry)
6
corrosion
8
solid (not liquid or gas)
9
rust
11
Nobel Prize
14
battery (electric)
17
fertilizer (for soil, land)