Today's PUZZLE CLASSIC OF THE DAY
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Flamingo: 2 Congruent Parts
Cut this figure into 2 congruent parts (identical in area and shape).
TriCounting: Envelope
How many triangles are in this figure? Select a triangle and click the "Count" button.
TriCounting: Squared 8
How many triangles are in this figure? Select a triangle and click the "Count" button.
Say It - Break It
What is so delicate that saying its name breaks it?
Head, Tail, Body
What has a head and a tail but no body?
Break to Use
What has to be broken before you can use it?
Full of Words
What has words but never speaks?
Piano: 2 Congruent Parts
Cut this figure into 2 congruent parts (identical in area and shape).
TriCounting: Napkin Folds
How many triangles are in this figure? Select a triangle and click the "Count" button.
TriCounting: Twin Mountain
How many triangles are in this figure? Select a triangle and click the "Count" button.
Balloons' Fairness
Ernie and Irene are getting ready for a friendly water balloon fight when Ernie protests "Wait, it's not fair, you have three times as many balloons as I do!" Ernie, being a good sport, gives Irene 10 of his balloons. "It's still not fair" Irene says, "you still have twice as many balloons as I do!" How many balloons each kid had initially?
Candlelight Dinner
A man lights 2 candles for a romantic candlelight dinner with his wife. The candles are of equal length; the thicker one is set to last for 6h, the thin one - for 3h. At the end of the dinner the thick candle is twice as long as the thin one. How long did the dinner last?