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Deviously Difficult Mind-Bending Puzzles
by Ivan Moscovich
from Sterling Publishing Co.
for 9th-Adult
$6.00 (1 in stock)
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Fiendishly Frustrating Brain-Twisting Puzzles
by Ivan Moscovich
from Sterling Publishing Co.
for 9th-Adult
$6.00 (1 in stock)
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Hinged Square & Other Puzzles
Ivan Moscovich's Mastermind Collection
by Ivan Moscovich
from Sterling Publishing Co.
Math Puzzles
for 9th-Adult
$6.00 (1 in stock)
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Knotty Number Problems & Other Puzzles
Ivan Moscovich's Mastermind Collection
by Ivan Moscovich
from Sterling Publishing Co.
Math Puzzles
for 9th-Adult
$6.00 (1 in stock)
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Leonardo's Mirror & Other Puzzles
Mastermind Collection
by Ivan Moscovich
First Edition
from Sterling Publishing Co.
for 7th-Adult
$6.00 (1 in stock)
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Loopy Logic Problems & Other Puzzles
Ivan Moscovich's Mastermind Collection
by Ivan Moscovich
from Sterling Publishing Co.
Math Puzzles
for 9th-Adult
$6.00 (1 in stock)
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Monty Hall Problem & Other Puzzles
Ivan Moscovich's Mastermind Collection #12
by Ivan Moscovich
from Sterling Publishing Co.
Math Puzzles
for 9th-Adult
$6.00 (1 in stock)
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Peerless Probability Problems & Other Problems
Ivan Moscovich's Mastermind Collection
by Ivan Moscovich
from Sterling Publishing Co.
Math Puzzles
for 9th-Adult
$6.00 (1 in stock)
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Shoelace Problem & Other Puzzles
Ivan Moscovich's Mastermind Collection
by Ivan Moscovich
from Sterling Publishing Co.
Math Puzzles
for 9th-Adult
$6.00 (1 in stock)
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Tough Topology Problems & Other Puzzles
Ivan Moscovich's Mastermind Collection
by Ivan Moscovich
from Sterling Publishing Co.
Math Puzzles
for 9th-Adult
$6.00 (1 in stock)
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