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Worksheet
Curated OER

Santa's Pack Held Thirty Toys

For Students 10th
For this geometry worksheet, 10th graders use the given clues to determine which of Santa’s elves dressed in which color and made which toy.  The one page worksheet contains one problem with twenty-four clues.  Answer provided. 
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Worksheet
Curated OER

Cow Problem

For Students 7th - 9th
In this cow problem worksheet, students add fractional numbers.  They explore a word problem requiring addition of fractions and logic.  This one-page worksheet contains 1 problem.  The answer is provided at the bottom of the page.
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Lesson Plan
Curated OER

Logic

For Teachers 6th - 8th
Middle schoolers solve problems using reasoning techniques, identify the validity or non-validity of problems and use deductive reasoning for problem resolution.
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Worksheet
Curated OER

The Multiplying Digits Problem

For Students 7th - 9th
In this digits problem, students determine what digits, when multiplied, equal given parameters.  This one-page instructional activity contains 1 problem.  The answer is provided at the bottom of the page.
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Worksheet
Curated OER

Math Squares 2

For Students 3rd - 5th
In this math worksheet, students practice solving the math squares using the four basic operations. The answers are found on page two.
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Lesson Plan
Curated OER

Activity Plan 5-6: Architects at Work

For Teachers Pre-K - K
Young scholars build on what they know to make new discoveries. In this early childhood lesson plan, students engage in a block-building activity to develop language, math, and fine-motor skills.
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Worksheet
Curated OER

Shape Addition and Subtraction

For Students 2nd - 3rd
In this addition and subtraction learning exercise, students use the key with 10 shapes that have a corresponding number. Students solve 6 problems in which the geometric shapes alone are shown in an addition or subtraction problem....
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Lesson Plan
Education World

Pyramid Math

For Teachers 4th - 5th
In this pyramid math worksheet, students add the adjacent numbers together and write the sum in the block above in 6 pyramids. Students may use the inverse operation.
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Worksheet
Curated OER

Solve the Riddles, Write an Equation

For Students 1st - 3rd
In this math riddles worksheet, students use their problem solving skills to solve 5 riddles that require them to use their knowledge of addition and subtraction.
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Worksheet
Curated OER

The Five Houses

For Students 7th - 12th
For this deductive reasoning worksheet, students use clues to tell the nationality, beverage, snack, house color and pet of five people.
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Worksheet
Curated OER

Brothers and Sisters

For Students 8th - 11th
In this deductive reasoning worksheet, students use 7 clues to determine the ages and relationships of 8 people. The page opens to the answer sheet.
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Unit Plan
Education Development Center

Language of Algebra

For Teachers 5th - 8th Standards
Don't rush into algebra, let learners visualize, guess, and predict their way to a successful math career. The introductory unit incorporates beginner algebraic concepts with shapes instead of variables. Young mathematicians use a...
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Activity
Computer Science Unplugged

The Peruvian Coin Flip–Cryptographic Protocols

For Teachers 4th - 12th
A digital flip. Introduce your classes to cryptographic protocols using and, or, and not gates. Groups create a complete circuit to convert a binary number into another one. This type of one-way function allows pupils to verify the...
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Worksheet
Math Stars

Math Stars: a Problem-Solving Newsletter Grade 7

For Students 6th - 9th Standards
Put on your thinking caps because middle school math has never been more interesting in this huge resource full of thought provoking questions. Written as a newsletter, the resource has 10 two-page newsletters with a variety of...
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App
SurfScore

Kodable

For Students K - 6th
Prepare young scholars for life in the twenty-first century with this introduction to computer coding formatted as a fun problem solving game, this resource is a great way to develop children's sequential thinking skills.
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Lesson Plan
Curated OER

Lake Crossing II

For Teachers 6th - 8th
Students complete the following problem by using logic: Three couples, the Smiths, the Jones and the Browns wanted to go to the Brown's yacht that was moored a little way out in the lake. There was a dinghy to take them to the yacht but...
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Lesson Plan
Curated OER

Tantalizing Tangrams

For Teachers 4th - 5th
Students create puzzles of animals based on the 12-animals cycle of the Lunar Calendar. They use logical or spatial relationship skills. Students comprehend the mathematical term geometry. They research the history, beliefs of the...
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Lesson Plan
Curated OER

Brain Power

For Teachers 5th - 6th
In this science worksheet, students investigate the anatomy and function of the human brain. Students read facts about the parts of the brain and what each does. Students compare the size of the human brain to that of other animals....
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Lesson Plan
Curated OER

Island Biogeography and Evolution

For Teachers 9th - 12th
Students use this activity as a logic problem that is based on real organisms and real data. The problem is to develop phylogenies for seven related populations of lizards living on the Canary Islands. Three phylogenetic charts are...
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Lesson Plan
Curated OER

Manga Mania

For Teachers 6th - 10th
Learners create a word web on the word "manga" through Internet research, which contains a vast array of information on the topic. They research and complete their word web, along with a classification chart, quiz, and crossword...
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Worksheet
Curated OER

Light and Living Things

For Students 6th - 8th
In this science worksheet, students answer a question about the distribution of light and then three others using logic and observation skills.
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Worksheet
Curated OER

Send a Gift Cryptarithm

For Students 9th - 11th
In this cryptarithm learning exercise, students identify digits that stand for certain letters.  They solve the addition cryptarithm.  This one-page learning exercise contains 1 problem.  The answer is provided.
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Lesson Plan
Curated OER

Who Grows Cabbage?

For Teachers 2nd - 3rd
Learners use logic to solve the puzzle about vegetable farming. In this logical thinking lesson, students use the game board of various vegetable categories to define which farmer grows cabbage. Learners use the clues to help them...
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Lesson Plan
Curated OER

Patterns and Pentominoes

For Teachers 3rd - 6th
Learners participate in a class discussion about how pentominoes figure into the plot of "Chasing Vermeer." They then solve pentominoe puzzles and play interactive games. Resource links are provided for the activities and puzzles.

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