Interactive
Curated OER

Measure Exactly 8 Liters of Water

For Students 6th
For this measure exactly 8 liters of water worksheet, 6th graders read the problem and solve the question of measuring 8 liters with only a 6 liter and an 11 liter bucket.
Interactive
Curated OER

Missing Dollar: the Bargain Hotel

For Students 6th
In this missing dollar:  the bargain hotel activity, 6th graders solve the math puzzle about paying for the hotel room using logic and problem solving.
Interactive
Curated OER

Math Puzzles: Connected Loops

For Students 6th
In this math puzzles:  connected loops worksheet, 6th graders read an explanation of the puzzle, then solve by figuring out how to connect the loops, answer is available online.
Interactive
Curated OER

Math Puzzle: Three Cubes

For Students 8th
In this math puzzle:  three cubes worksheet, 8th graders solve the puzzle by making cubes with 2 digit numerals on each side, then finding 3 ways for 3 sides to add up to 100, the answer is available online.
Interactive
Curated OER

Exploring Slope

For Students 7th - 8th
For this exploring slope worksheet, students solve and complete 4 different problems. First, they compare an object's weight on Earth to an object's weight on another planet using the information given. Then, students compare this...
Interactive
Curated OER

Word Formation

For Students 4th - 6th
In this word formation worksheet, students choose the kind of words that the bold words are and fill in the blanks with words derived from other words. Students complete 35 problems.
Interactive
Curated OER

Basic Troubleshooting Strategies

For Students 10th - Higher Ed
In this circuits activity, students are given 15 different scenarios to troubleshoot using the scientific method. Topics include electrical lights, "network" power cabling, gas pipelines and stereo systems.
Interactive
University of Cambridge

University of Cambridge: Nrich: Got It

For Students 1st - 8th
Sharpen your logical thinking and see if you can figure out the strategy to get to the target number before the computer.
Interactive
Braingle

Braingle: Logic Brain Teasers

For Students 9th - 10th
Think logically as your solve the brain teasers provided on this page. Test your own logic skills with the puzzles that you can sort by popularity and difficulty, and test others' logic skills by submitting your own puzzles.
Interactive
ABCya

Ab Cya: Light on 2

For Students 3rd - 6th
Who turned off the lights? Well, we'll need your help turning them back on. Use logic and reasoning to light up the rooms with the different tools provided. Are you bright enough to complete this challenging puzzle game?
Interactive
ABCya

Ab Cya: Hook

For Students 3rd - 6th
Hook a is beautifully unique and simple game that will keep you thinking for hours. The goal is to remove the hooks in the correct order, so they do not get "hooked" on anything.
Interactive
ABCya

Ab Cya: Robo Trobo

For Students 3rd - 6th
Robo Trobo is a problem solving game for kids of all ages. Kids will need to guide Robo through complex puzzles in order to complete the different levels. Have fun and think outside the box!
Interactive
Math Slice

Math Slice: Smart Guess Game

For Students Pre-K - 1st
Can you guess the correct number between 1 and 99 in less than 30 tries? Play this fast paced, interactive game that tests your number sense and reasoning skills. If your are a great guesser, your name will be posted.
Interactive
Other

Puzzle Parlor

For Students 9th - 10th
Find a collection of colorful, interactive, challenging puzzles: Hexnut Jr., Quintapaths, Roundominoes, and others.
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Fifteen

For Students 1st - 5th
Sharpen your problem solving and strategy skills playing this interactive game, Fifteen. The rules are simple but the game requires some thinking if you want to beat the computer. There is a "Printable Page," link if you want to print it...
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Pumpkin Patch

For Students Pre-K - 1st
Sharpen your problem solving and strategy skills playing this Somali game, Pumpkin Patch. The rules are simple but the game requires some thinking. There is a "Get Printable Page," link at the top to print out the materials you need.
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Counter Roundup

For Students K - 1st
Sharpen your problem solving and strategy skills playing this interactive game, Counter Roundup. The rules are simple but the game requires some thinking if you want to beat the computer. There is a "Get Printable Page," link at the top...
Interactive
University of Cambridge

University of Cambridge: Nrich: Two Stones Game

For Students Pre-K - 1st
Sharpen your problem-solving and strategy skills while playing the interactive game, Two Stones. The rules are simple, but the game requires some thinking if you want to beat the computer. Watch as the play proceeds to see what it takes...
Interactive
University of Cambridge

University of Cambridge: Nrich: Daisy Game

For Students Pre-K - 1st
Sharpen your problem solving and strategy skills by playing this interactive game. The game's rules are simple, but play requires some thinking if you want to beat the computer. You can change the settings and see if your strategy works...
Interactive
Other

Websudoku

For Students 9th - 10th Standards
A fun puzzler to get any mind thinking logically! Try many levels of puzzles using the following rules: "Enter digits from 1 to 9 into the blank spaces. Every row must contain one of each digit. So must every column, as must every 3x3...
Interactive
Iowa State University

Math Night Resources: Pencil and Paper Games

For Students 3rd - 8th
Play these pencil and paper games to engage learners in critical thinking and reasoning. Written directions are provided along with colorful animation to explain in detail how each game is played and possible strategies needed to win.
Interactive
ABCya

Ab Cya: Alarmy

For Students 2nd - 6th
Alarmy is a fun physics based puzzle game for all ages! Help Alarmy wake up his fuzzy friends as he makes his way through different levels. You never know what type of challenges Alarmy will face!
Interactive
ABCya

Ab Cya: Daisy's Plumber Puzzle

For Students 2nd - 6th
Daisy needs your help getting water to all the snoozing flowers! Use your plumber skills to rearrange the pipes so that the water flows from the faucet to the thirsty flower. The whole family will have fun with this puzzle game!
Interactive
ABCya

Ab Cya: Puzzle Drops

For Students 3rd - 6th
Puzzle Drops is a fun match-3 puzzle game that the whole family will enjoy! Click/tap to rotate the puzzle piece and then drag it to the appropriate place on the game board. You'll have to use some strategy to reach the goal in each level.