How to Play Three easy steps for every puzzle planet Read the puzzle Take your time with each riddle, pattern, or scramble. Read it out loud if that helps you think. Try before you peek Use the hint if you're stuck, and make a guess before turning to the answer slide. Check and celebrate Flip to the answer slide to see if you were right, and read why the answer works..
BRAIN QUEST 15 Puzzle Planets to Explore A brain-booster activity pack of riddles, number patterns, word scrambles, and logic tricks — with answers and explanations included..
RIDDLE PLANET Puzzle 1 of 15 — Question I have keys but no locks. I have space but no room. You can enter, but you can't go outside. What am 1? Hint: You're probably touching one right now. Turn the page to check your answer.
RIDDLE PLANET 1 Puzzle 1 of 15 — Answer ANSWER A keyboard! A keyboard has keys, a space bar, and an "enter" key — but no doors, rooms, or locks at all. Great thinking! On to the next planet..
NUMBER NEBULA Puzzle 2 of 15 — Question What comes next in this pattern? 16, 32, ? Hint: Look at how each number changes from the one before it. Turn the page to check your answer.
NUMBER NEBULA 2 Puzzle 2 of 15 — Answer ANSWER 64 Each number is double the one before it: 2x2=4, 4x2=8, 8x2=16, 16x2=32, and 32x2=64. Great thinking! On to the next planet..
WORD ASTEROID 3 Puzzle 3 of 15 — Answer ANSWER TIGER Rearranging the letters R, E, T, l, G spells TIGER — a big striped cat! Great thinking! On to the next planet..
WORD ASTEROID Puzzle 3 of 15 — Question Unscramble these letters to find a hiding animal: Hint: It has stripes and lives in the jungle. Turn the page to check your answer.
TRICKY MOON Puzzle 4 of 15 — Question A farmer had 17 sheep. All but 9 ran away. How many sheep does the farmer have left? Hint: Read the sentence again, slowly — it's not subtraction. Turn the page to check your answer.
TRICKY MOON 4 Puzzle 4 of 15 — Answer ANSWER 9 sheep "All but 9 ran away" means every sheep ran away except 9 — so 9 sheep are still there. Great thinking! On to the next planet..
LETTER STAR Puzzle 13 of 15 — Question What letter comes next in this pattern? Hint: Count how many letters are skipped each time. Turn the page to check your answer.
LETTER STAR 13 Puzzle 13 of 15 — Answer ANSWER 1 Each letter skips one letter of the alphabet: A (skip B) C (skip D) E (skip F) G (skip H) l. Great thinking! On to the next planet..
RIDDLE ASTEROID Puzzle 14 of 15 — Question The more you take, the more you leave behind. What am I? Hint: Think about what happens when you walk. Turn the page to check your answer.
WORD NEBULA Puzzle 15 of 15 — Question Unscramble these letters to find a fruit: Hint: It keeps the doctor away. Turn the page to check your answer.
RIDDLE ASTEROID 14 Puzzle 14 of 15 — Answer ANSWER Footsteps! Every step you take leaves a footstep behind you — the more you take, the more you leave. Great thinking! On to the next planet..
WORD NEBULA 15 Puzzle 15 of 15 — Answer ANSWER APPLE Rearranging the letters P, L, A, P, E spells APPLE. One more planet to go — nice work, astronaut!.
Quest Complete! You explored all 15 puzzle planets — riddles, number patterns, word scrambles, math, letters, and logic tricks. Great thinking! Play again anytime!.
PATTERN STAR 5 Puzzle 5 of 15 — Answer ANSWER A square The pattern alternates: circle, square, circle, square, circle — so a square comes next. Great thinking! On to the next planet. Brain Quest.
PATTERN STAR Puzzle 5 of 15 — Question What shape comes next in this pattern? 00000 Hint: The shapes are taking turns. Turn the page to check your answer.
NUMBER STAR Puzzle 7 of 15 — Question What comes next in this pattern? 1, 1, Hint: Try adding the two numbers right before the blank. Turn the page to check your answer.
WORD COMET Puzzle 8 of 15 — Question Unscramble these letters to find a big cat: 1 Hint: It's known as the king of the jungle. Turn the page to check your answer Brain Quest.
RIDDLE NEBULA Puzzle 9 of 15 — Question What has a face and two hands but no arms or legs? Hint: You probably check it several times a day. Turn the page to check your answer.
NUMBER STAR 7 Puzzle 7 of 15 — Answer ANSWER 13 This is the Fibonacci pattern — each number is the sum of the two numbers before it: 5+8=13. Great thinking! On to the next planet..
RIDDLE NEBULA 9 Puzzle 9 of 15 — Answer ANSWER A clock! A clock has a face and hour and minute hands, but no arms or legs at all. Great thinking! On to the next planet..
WORD COMET 8 Puzzle 8 of 15 — Answer ANSWER LION Rearranging the letters N, O, A, l, L spells LION. Great thinking! On to the next planet..
LOGIC MOON Puzzle 6 of 15 — Question A boat is full of people, yet there isn't a single person on board. How can that be? Hint: Think about the word "single" in a different way. Turn the page to check your answer.
MATH MOON 11 Puzzle 11 of 15 — Answer ANSWER 6 apples 3 apples - 1 given away = 2, then 2 +4 bought = 6 apples. Great thinking! On to the next planet. Brain Quest.
PATTERN PLANET 12 Puzzle 12 of 15 — Answer ANSWER A circle The pattern repeats in groups of three — circle, circle, square — so the next group starts with a circle. Great thinking! On to the next planet..
LOGIC MOON 6 Puzzle 6 of 15 — Answer ANSWER Everyone on the boat is married. The riddle plays on two meanings of "single" — it means no unmarried person, not no people at all. Great thinking! On to the next planet..
TRICK ASTEROID 10 Puzzle 10 of 15 — Question Which is heavier: a pound of feathers or a pound of bricks? Hint: Focus on the word "pound," not the objects. Turn the page to check your answer Brain Quest.
TRICK ASTEROID 10 Puzzle 10 of 15 — Answer ANSWER They weigh exactly the same. A pound is a pound no matter what it's made of — feathers just take up more space. Great thinking! On to the next planet..
PATTERN PLANET 12 Puzzle 12 of 15 — Question What shape comes next in this pattern? 000000 Hint: Look for a group of shapes that keeps repeating. Turn the page to check your answer.
MATH MOON 11 Puzzle 11 of 15 — Question Sam has 3 apples. He gives away 1 apple, then buys 4 more. How many apples does Sam have now? Hint: Work through it one step at a time — start, give away, then buy. Turn the page to check your answer.