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summer
matchstick puzzles
The Flounder
Move 3 matchsticks so that the flounder swims in another direction. ____________ *by Serhiy & Serhiy Jr Grabarchuk
COIN PUZZLES
doubletters
Jul 27, 2026
a
a
a
a
l
l
l
l
m
m
m
m
n
n
n
n
o
o
o
o
p
p
p
p
Place all double-lettered tiles into the letter line so that a valid word is revealed
PUZZLE CLASSICS
Calculate the Weight
The 3D piece has been produced from a regular cube made of steel. How much does the piece weigh if the cube weighed 250 grams? All 6 openings on the sides are through holes.
matchstick puzzles
COIN PUZZLES
