"What's blubber, anyway?" asked the inquisitive one. "Is it like candy?"
"It's more like candles," answered Russ, laughing.
Just then Laddie kicked excitedly.
"I bet I can make another riddle!" he cried.
"Now, you see, Russ Bunker?" Rose admonished. "Laddie has got that word, too."
"Hey, stop kicking, Laddie!" cried Russ.
But in his excitement the boy twin had put his foot right through the wall of the igloo! At least, he had kicked one of the boxes out of place and the whole structure began to wobble.
"Oh! Oh! Oh!" shrieked Vi. "It's falling."
"Get Mun Bun out," gasped Rose, thinking first of all of the littlest Bunker.
But just then the heaped up boxes came down with a crash and the six little Bunkers were buried under the ruins of their "igloo."