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Lesson Plan
Curated OER

I Spy Poetry

For Teachers 3rd - 5th
Explore the components of rhythm and form through a reading of Jean Marzollo's I Spy books. After discussing Marzollo’s format, the class agrees upon a theme for a class book and topics that fit with that theme. Pupils write a poem,...
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Worksheet
Curated OER

My Ten-Frame Riddle

For Students K - 3rd
Learners will have fun trying to trick their classmates in this interactive ten-frame riddle activity. After choosing a number and filling in the frame, they create three clues to challenge a classmate trying to guess their number. A...
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Writing
Curated OER

Riddles

For Students 4th - 6th
Riddles can be a fun way to practice word decoding. Scholars read two riddles to determine the word each is referencing. These riddles are based on word analysis to build letters one at a time rather than big-picture idea concepts....
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Worksheet
Curated OER

Riddles

For Students 1st - 2nd
What does it mean? Learners read four riddles, connecting them to the pictures they are describing. Consider challenging them to cover up the pictures before attempting the riddles, as this will greatly increase the difficulty. Next,...
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Worksheet
Curated OER

Boat Safety Math

For Students 1st - 2nd
What should you always carry on a boat? Learners must solve ten addition and subtraction problems to solve this riddle. The equations include single and double-digit numbers, but no negative numbers are used. They also don't need to...
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Worksheet
Curated OER

Mr. P's Life

For Students 7th - 10th
With only indirect information, can your mathematicians figure out how old Mr. P is? This secondary mathematics worksheet has algebra students examining 9 pieces of information about Mr. P's life, each of which is integral to answering...
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Worksheet
Curated OER

Color Tile Riddles

For Students 2nd - 3rd
In this color the tile riddles worksheet, students solve and complete 6 different puzzles that include various riddles to solve. First, they determine the number that is represented by what color according to the information given. Then,...
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Worksheet
Curated OER

Mathematics Problem

For Students 7th - 9th
Learners try to see how many different ways they can spell out the word MATHEMATICS. In this puzzle worksheet, students use the properties of Pascal's Triangle and try to spell out the word Mathematics. There is a solution key with this...
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Worksheet
Curated OER

The Missing 20 Digits

For Students 9th - 12th
In this secondary mathematics worksheet, students use the digits from 0 to 9 to fill in the 20 blank spaces in a multiplication problem.  The one page worksheet contains one problem with the solution. 
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Worksheet
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Curated OER

One Million: The Product of Two Numbers

For Students 9th - 11th
In this product worksheet, learners solve 1 word problem.  Students try to find two numbers whose product is one million, but neither number has zeros in it.
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Worksheet
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Curated OER

Two Pails

For Students 9th - 12th
In the secondary mathematics worksheet, learners solve the riddle of determining how to measure out five gallons having only a seven and three gallon container.  The one page worksheet contains one problem with solution.
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Worksheet
Curated OER

Harry Potter Problem

For Students 7th - 12th
In this middle/secondary mathematics worksheet, students solve a unit conversion riddle that is based on the monetary system of the wizards in Harry Potter.  The one page worksheet contains one problem.  Solution is provided. 
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Worksheet
Curated OER

The Elvis Password Problem

For Students 10th - 11th
For this statistics and probability worksheet, students determine how many eight-letter passwords can be made that contain the name ELVIS. The one page worksheet contains one problem. The solution is provided. 
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Worksheet
Curated OER

The Ditionary Trick

For Students 9th - 12th
In this secondary mathematics learning exercise, students investigate a riddle involving the use of the dictionary and subtraction of three digit numbers.  The one page learning exercise contains one problems with an explanation of why...
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Worksheet
Curated OER

The Two Professors Problem

For Students 9th - 11th
In this algebra worksheet, students solve a word problem using algebra. They have to decipher the riddle to get the correct answer. There is an answer key.
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Worksheet
Curated OER

Old Numbers

For Students 9th - 11th
In this math riddle worksheet, students have to come up with the missing numbers in each sentence related to movie, game show or popular saying. There are 10 questions with an answer key.
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Worksheet
Curated OER

Adam and Eve Moved

For Students 8th
In this math worksheet, 8th graders decypher letter to come up with words that add up to make sense. They solve a cryptarithm using specific words. There is an answer key.
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Interactive
Curated OER

Twenty Objects Trick

For Students 11th
In this math activity, 11th graders put 20 objects in the table and remove different item at different intervals. They recap how many item they removed total. There are 6 questions with an answer key.
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Worksheet
Curated OER

How Many Missed the Boat?

For Students 9th - 12th
In this math learning exercise, students play a game and guess how many missed the boat. The whole idea behind the game is to make conjectures and draw conclusions based on the provided data.
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Worksheet
Curated OER

The Pool Problem

For Students 9th - 11th
In this algebra learning exercise, students calculate how lont it wil take to fill a pool given 3 different pipes. All of the pipes are turned on and fills at different speed, and one pipe empties the pool. There is an answer key with...
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Worksheet
Curated OER

The Boat Problem

For Students 9th - 12th
In this math worksheet, students are given a riddle related to weight and the limit a row boat can carry. This worksheet can be used as a warm up activity or end of class activity.
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Lesson Plan
Curated OER

I Spy Poetry

For Teachers 3rd - 5th
Students identify and interpret the rhythm and form of the I Spy poem. They then integrate art, music, literature, technology, and writing with poetry. Students also write their own poem based on the picture they printed from the I Spy...
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Lesson Plan
Curated OER

Getting into Hot Water

For Teachers 6th - 12th
Students discuss the effect of global warming on bodies of water after reading "An Icy Riddle as Big as Greenland" from The New York Times. Students work in groups to research topics related to global warming and Greenland's ecology...
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Worksheet
Curated OER

Diophantus' Epitaph

For Students 9th - 12th
For this epitaph worksheet, students read a poem and write an algebraic equation from the given riddle.  Students solve the equation to determine the age of Diophantus at his death.  This one-page worksheet contains one riddle. A link to...