TWO EASY HALF-SQUARES. 1. An ambush. 2. Moved quickly. 3. An article. 4. A letter. 1. A fruit. 2. To masticate. 3. Near. 4. A letter. PERCY. * * * * * No. 5. TWO EASY DIAMONDS. 1. A letter. 2. A fish resembling a snake. 3. A tree and its nut. 4. A boy. 5. A letter. 1. A letter. 2. To place. 3. Part of a musical instrument. 4. To strike gently. 5. A letter. SAMUEL K. * * * * * ANSWERS TO PUZZLES IN No. 85. No. 1. Picture. No. 2. V T I N T O N I C V I N E G A R N I G E R C A R R No. 3. R E U S S T H R E E L O I R E I N A N E E A G L E Rhine, Seine. No. 4. B A B E B I T E A V O W I T E M B O R E T E A M E W E R E M M A No. 5. T agu S I tasc A T ibe R I celan D C hil I A rago N C otopax I A tlant A Titicaca, Sardinia. * * * * * Throwing Light, on page 528.--Bat. * * * * * By filling up the blanks in the "Naughty Islands in New York State" you will obtain the correct solution of the puzzling lesson in geography on page 528: The Three Brothers, St. John, Three Brothers, Dead, Chesterfield, Moorefield, Winfield, Navigators, Canary, Leghorn, Heather, Brest, Swan, Coral, Rainy, Cashmere, Sugar, Salmon, Three Brothers, Funen, Fire, Greece, Chesterfield, Boiling Spring, Fire, Chesterfield, Berne, Lookout, Spree. We regret that an error crept into our puzzle, but we are sure the whole geography class has already found it out. HARPER'S YOUNG PEOPLE. SINGLE COPIES, 4 cents; ONE SUBSCRIPTION, one year, $1.50; FIVE SUBSCRIPTIONS, one year, $7.00--_payable in advance, postage free_. The Volumes of HARPER'S YOUNG PEOPLE commence with the first Number in November of each year. Subscriptions may begin with any Number. When no time is specified, it will be understood that the subscriber desires to commence with the Number issued after the receipt of the order. Remittances should be made by POST-OFFICE MONEY-ORDER OR DRAFT, to avoid risk of loss. HARPER & BROTHERS, Franklin Square, N. Y. SUBMARINE EXPLOSIONS. BY FRANK BELLEW. [Illustration: Fig. 1.]