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Problem Solving

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Teaching Hints: Strategies for Problem Solving Some suggestions for using the many word problem pages available on abcteach.com
Logic Puzzle 1: Mystery Math Ball Jennifer has receieved an invitation to a party, but she doesn't know where or when it is, or who is giving it. Use logic and deductive reasoning to discover the secret of the invitation in this mini-unit. Challenging (but not impossible!), this 4 page puzzle includes an explanatory answer sheet.
Experiment: Tower Building Challenge (upper elem/ middle) Rules and task description for building a tower from simple household materials. This is a great science/math combo lesson: students explore properties of balance and strength and try to balance a budget!
Math Rules: Properties The commutative, associative, and distributive properties are explained with examples.
Word Problems: Logic and Math (middle school) Three pages of complex math problems draw on critical thinking skills and logic in order to find the correct solution.
Worksheet: Addition Grids - Integers 1 Add positive and negative numbers vertically and horizontally to complete ten nine-square grids.
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Logic Puzzle 2: School Rules! Logic puzzles help improve cognitive skills and deductive reasoning. Challenging (but not impossible!) brain exercises. Includes an answer sheet.
Logic Puzzle 3: A Bull in the China Shop Logic puzzles help improve cognitive skills and deductive reasoning. Challenging (but not impossible!) brain exercises. Includes an answer sheet.
Word Problems: Conversion - Vacation in China (upper elem/middle) "Tickets for a tour of the Great Wall of China are 50 rmb for adults and 30 rmb for children ages 12-24. How much does it cost for Simon and his family in all? How much in dollars?" Four word problems for converting pesos to dollars.
Word Problems: Conversion - Vacation in Mexico (upper elem/middle) "Petra wants to buy a small replica of the pyramid at Chichén Itzá. She has $15 left. The pyramid costs 200 pesos. Does she have enough money?" Four word problems for converting pesos to dollars.
Word Problems: Conversion - Vacation in France (upper elem/middle) "Marie's family all had lunch in a small patisserie. The meal cost €48. What was the average cost of the meal per person, in dollars?" Four word problems for converting euros to dollars.
Word Problems: Sets A - U (elem/upper elem) - answers Answers to the word problems from sets A-U, grouped by page.
Worksheets: Math and Logic (upper elem/middle) "Reggie baby-sits for three families. Each family has a different number of children. Read the details and decide: How many children does each family have?" Use math and reasoning to solve 12 problems.
Worksheet: Addition Grids - Integers 2 Add positive and negative numbers vertically and horizontally to complete ten nine-square grids.
Worksheet: Addition Grids - Integers 3 Add positive and negative numbers vertically and horizontally to complete ten nine-square grids.
Worksheet: Addition Grids - Integers 4 Add positive and negative numbers vertically and horizontally to complete ten nine-square grids.
Worksheet: Addition Grids - Integers 5 Add positive and negative numbers vertically and horizontally to complete ten nine-square grids.
Worksheets: Math and Logic (upper elementary) "Carl, Joe, and Greg buy lunch. A hamburger costs $3, a hot dog costs $2, and a salad costs $2.50. Read the details and decide: Who ate what?" Use math and reasoning to solve the problems on these four pages.
Board Game: Train Addition (primary) -b/w Match the math problems (with sums to 15) to the answers to win the game.
Board Game: Train Addition (primary) -color Match the math problems (with sums to 15) to the answers to win the game.
Word Problems: Medieval Math (upper elem) "For lunch at the Renaissance Fair, Tyler and Amanda each buy a turkey leg and an apple dumpling. Each food item costs $3.50. How much do their lunches cost altogether?"
Word Problems: Cowboy Addition (upper elem) "Cowboy Tom helped at a roundup. He earned $1.50 for every cow he caught. The first week, he caught 99 cows. The second week he caught 273. How many did he catch altogether?" Five addition problems.
Word Problems: Cowboy Division (upper elem) "Cowboy Tom worked from seven in the morning until three in the afternoon yesterday building two miles of fence. He was paid $48. What was his hourly wage?"
Word Problems: Cowboy Multiplication (upper elem) "Cowboy Jake is afraid of rattlesnakes. He sees a lot of them on the ranch where he lives. In fact, he sees an average of thirty every year. About how many has he seen in the nine years he has lived on the ranch?"
Word Problems: Conversion - Vacation in Canada (upper elem/middle) "Mike and his family all had dinner in a French restaurant in Montreal. The meal cost $150 Canadian. What was the average cost of the meal per person, in U.S. dollars?" Four word problems with converting Canadian to US dollars.
Word Problems: Cowboy Subtraction (upper elem) "Cowboy Jake is competing in a rodeo. In the last event, a bull kicks him in the arm and breaks it, but he still wins $144 in all. How much does he have left after he pays a doctor $66 to put his arm in a cast?"
Word Problems: Conversion - Vacation in Russia (upper elem/middle) "Tori and her family go on a tour of St. Basil’s Cathedral. Tickets are 120 rubles for adults; admission is free for children 12 and under. How much does it cost for Tori and her family in all? How much in dollars?" Four word problems for converting rubles to dollars.
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