Difficulty level:
Difficulty:
B2-C2
Theme:
Science
Date:
2026-08-12
Click on an empty cell for your first clue.
1
2
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5
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8
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10
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13
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22
ACROSS
2
plutonium
3
alloy
8
heavy metal (material) 2 words
9
atom
11
copper (metal, element)
13
to experiment
17
molten, melted
19
acid (chemistry)
20
zinc (metal, element)
21
to inflate (=to fill with gas or air)
22
steam, vapour
DOWN
1
chromium
2
prototype
4
gene (biology)
5
helium
6
species (group of plants or animals)
7
extract (substance taken from plant)
10
mercury (chemical element)
12
to drip (=to fall one drop at a time)
14
mold, mould (fungus)
15
empirical (based on experience)
16
solid (not liquid or gas)
18
gender, sex
ACROSS
2
plutonium
3
alloy
8
heavy metal (material) 2 words
9
atom
11
copper (metal, element)
13
to experiment
17
molten, melted
19
acid (chemistry)
20
zinc (metal, element)
21
to inflate (=to fill with gas or air)
22
steam, vapour
DOWN
1
chromium
2
prototype
4
gene (biology)
5
helium
6
species (group of plants or animals)
7
extract (substance taken from plant)
10
mercury (chemical element)
12
to drip (=to fall one drop at a time)
14
mold, mould (fungus)
15
empirical (based on experience)
16
solid (not liquid or gas)
18
gender, sex