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4th grade Thinking & Puzzle Games
Explore number constraints, spatial puzzles and planning challenges. Use hints to narrow the possibilities and check whether a proposed solution meets every rule.
Choose from 105 games →
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All 105 games at this starting level are listed below. Pick a skill to practice, read the instructions and try a different level whenever you need to.
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Three Symbols on the Path
Taking turns and blocking a line on an illustrated board with instructions, hints and answer checking.
Practice: Taking turns and blocking a linePlay
A Bite of Star Cake
A strategy game with disappearing areas on an illustrated board with instructions, hints and answer checking.
Practice: A strategy game with disappearing areasPlay
Fairground Bottle Row
Choosing adjacent pieces in a turn-taking game on an illustrated board with instructions, hints and answer checking.
Practice: Choosing adjacent pieces in a turn-taking gamePlay
A Home for Every Dot Pair
Pairing squares without repeating a combination on an illustrated board with instructions, hints and answer checking.
Practice: Pairing squares without repeating a combinationPlay
Beads Around the Window
Run lengths around a ring of eight squares on an illustrated board with instructions, hints and answer checking.
Practice: Run lengths around a ring of eight squaresPlay
Diagonal Delivery
Planning diagonal moves around a barrier on an illustrated board with instructions, hints and answer checking.
Practice: Planning diagonal moves around a barrierPlay
The Last Stone for
Planning a turn in a strategy game In illustrated original activity, with hint and correction of errors.
Practice: Planning a turn in a strategy gamePlay
A move that makes the line
Capture in lines and diagonals In illustrated original activity, with hint and correction of errors.
Practice: Capture in lines and diagonalsPlay
The weight of the slot place
Quantity board with weight for location In illustrated original activity, with hint and correction of errors.
Practice: Quantity board with weight for locationPlay
Numbers with a place to breathe
Delete duplicates and save connection In illustrated original activity, with hint and correction of errors.
Practice: Delete duplicates and save connectionPlay
Gates that open and close
Balance pairs in nested order In illustrated original activity, with hint and correction of errors.
Practice: Balance pairs in nested orderPlay
A new generation of flashlights
Simultaneously localized application In illustrated original activity, with hint and correction of errors.
Practice: Simultaneously localized applicationPlay
The question that narrows the possibilities
Selecting a question by splitting options In illustrated original activity, with hint and correction of errors.
Practice: Selecting a question by splitting optionsPlay
Chain of Signs Closed
Arranging and connecting a circle of parts In illustrated original activity, with hint and correction of errors.
Practice: Arranging and connecting a circle of partsPlay
Three squares and a missing corner
Board flooring in RISH sections In illustrated original activity, with hint and correction of errors.
Practice: Board flooring in RISH sectionsPlay
Light through two strips
Cut templates in two layers In an illustrated panel, with a hint and possibility to correct.
Practice: Cut templates in two layersPlay
For each other another symbol
Network Coloring by Connections In original illustrated activity, with a hint and possibility to correct.
Practice: Network Coloring by ConnectionsPlay
Drops for me The thermometer
Fill each trail with droplets starting from the circle, without skipping a place.
Practice: Continuous filling from the circlePlay
For each part of his numbers
Each section is surrounded by four squares: fill in the numbers 1 through 4 once.
Practice: Literature in the region and diagonal neighborlinessPlay
Track of consecutive numbers
In each row and column, a number is listed 1 to 4 once.
Practice: Sequences within a Latin squarePlay
The points between the numbers
Each row and column is filled 1 to 4 times.
Practice: The difference and twice as much in the networkPlay
Two banks connected
Fill each square with a sun or moon symbol.
Practice: Two connected areas without a uniform squarePlay
Islands around a circle
Mark dark soil.
Practice: Size of groups touching the cluePlay
Gardens around the center
Select a center icon and then paint its garden.
Practice: Divide into semi-round zonesPlay
Seams between blankets
Select stitches that connect two squares found in neighboring blankets.
Practice: Adjusting edges without double usePlay
A star in every night plot
Mark one star exactly in each row, each column and each part has a symbol.
Practice: Stars in columns and regionsPlay
Slipping to the Stop
Each arrow slides the figure straight up to a wall or up to the surface edge.
Practice: Planning a course with continuous skatingPlay
Numbers quietly
Paint dark squares until each row and column does not have two identical visible numbers.
Practice: Removing duplicates and maintaining a networkPlay
Rectangle for each number
Divide the board into rectangles.
Practice: Divide board into rectangles by areaPlay
What do you see from the window?
Each number counts its square and the bright squares that you see straight in four directions, up to a dark square or edge of the board.
Practice: Lines of sight and sequence of squaresPlay
Sequences around the sign
Mark dark squares.
Practice: Counting neighboring groups in a circlePlay
Straws diagonally
In each slot, a twig is placed in one of the two diagonals.
Practice: Diagonals without circlesPlay
A film for each couple
Select a ribbon and color a track between its two marks.
Practice: Cover board in separate tracksPlay
Two seeds in each strand
Each square is marked with exactly two squares.
Practice: Couples are paired within a division into regionsPlay
Turning a small window
Each button rotates a small square of 22 quarter turn with clockwise direction.
Practice: Arranging through group rotationPlay
The cube rolls
Roll the cube until the drawings above, front and right are suitable for example.
Practice: Spatial rotation and wig keepingPlay
One twig and one tie right
Passing one twig exactly between the digits to get a proper exercise.
Practice: Modify numeral representation with one segmentPlay
Area size of number
Fill each square with a number.
Practice: Building areas by number of squaresPlay
All numbers in orbit
Completing all numbers from 1 to the last number, each number once.
Practice: Followed Numbers in NeighborsPlay
Layers in a bottle
Choose a bottle from which to pour and then a target bottle.
Practice: Layer sorting with limited spacePlay
Numbers between arrows
In each row and column, the numbers1 appear to be the size of the board, each one once.
Practice: Latin series with size ratiosPlay
Islands in one sea
Paint squares into the sea or leave them as an island.
Practice: Numbered Islands and Connected SeasPlay
Sums at the Trails Meeting
In each sequence, squares between stones write numbers 1 through 4.
Practice: Sequence amounts without a recountPlay
Jumping the Horseman in the Garden
Leading the rider to all the garden squares, one at a time.
Practice: Jump course covering the boardPlay
Who's telling the truth at the club?
Each member says a sentence about another member.
Practice: Consistency between linked claimsPlay
Seeds under the ground
In each sign, write down how many seeds are in the eight squares around it, including corners.
Practice: Counting neighbors and inferencesPlay
Pearls on the Track
Draw one closed track that runs through all the pearls.
Practice: Loop according to the rules of turn and straightPlay
Sun and Moon are OK
Balancing Symbols and Law Sequences With a dedicated board and the possibility to try again.
Practice: Balancing Symbols and Law SequencesPlay
A tent next to each tree
Spatial compatibility with counts With a dedicated board and the possibility to try again.
Practice: Spatial compatibility with countsPlay
Light at every corner
Coverage in blocked light lines With a dedicated board and the possibility to try again.
Practice: Coverage in blocked light linesPlay
Islands that join together
Building a network connected by quotas With a dedicated board and the possibility to try again.
Practice: Building a network connected by quotasPlay
One fence is closed
Closed loop according to rib clues With a dedicated board and the possibility to try again.
Practice: Closed loop according to rib cluesPlay
Unleashing the films
Arranging points without halves With a dedicated board and the possibility to try again.
Practice: Arranging points without halvesPlay
All the squares in the painting
Locating all the squares in several sizes With a dedicated board and the possibility to try again.
Practice: Locating all the squares in several sizesPlay
The Silent Boat Fleet
Position lengths with border counts With a dedicated board and the possibility to try again.
Practice: Position lengths with border countsPlay
Building by two looks
Restore heights from looks With a dedicated board and the possibility to try again.
Practice: Restore heights from looksPlay
Pairs of poles
Polars, Neighbors and Spheres With a dedicated board and the possibility to try again.
Practice: Polars, Neighbors and SpheresPlay
Channels with room for everyone
Divide boats between common routes without exceeding the canal quota.
Practice: Flow and Capacity PlanningPlay
Holes after folding
Guess where holes will appear when you open a folded strap.
Practice: Folding, Layers and DeploymentPlay
Trio by rule
Three similar or different features In original illustrated activity, with a hint and possibility to correct.
Practice: Three similar or different featuresPlay
Conveyor of comparisons
Sorting through local comparisons In original illustrated activity, with a hint and possibility to correct.
Practice: Sorting through local comparisonsPlay
Which page will be closed to the cube?
Cube Layout Identification In original illustrated activity, with a hint and possibility to correct.
Practice: Cube Layout IdentificationPlay
Only one sign tells the truth
Checking consistency of claims In original illustrated activity, with a hint and possibility to correct.
Practice: Checking consistency of claimsPlay
Postcards that meet at the end
Adjusting edges in tiles In original illustrated activity, with a hint and possibility to correct.
Practice: Adjusting edges in tilesPlay
The path that has a replacement
Close one trail and leave a way for all the country houses.
Practice: Connectivity and an alternative wayPlay
One coin is easier
They plan for equivalence and discover a different currency from evidence.
Practice: Inference from experiment and weight comparisonPlay
Lanterns keep track of trails
Network Arches Coverage In original illustrated activity with hint and possibility to correct.
Practice: Network Arches CoveragePlay
The trains are waiting for a moment
Preventing Time Collision In original illustrated activity with hint and possibility to correct.
Practice: Preventing Time CollisionPlay
Kingdoms in a Quiet Garden
Column line and diagonal In original illustrated activity with hint and possibility to correct.
Practice: Column line and diagonalPlay
Bridges by Order
Degrees of points in the network In original illustrated activity with hint and possibility to correct.
Practice: Degrees of points in the networkPlay
A Case of Discoveries
Benefit under weight limit In original illustrated activity with hint and possibility to correct.
Practice: Benefit under weight limitPlay
A robot with a loop
Repeat a short command Through illustrated activity, with a hint and possibility to correct.
Practice: Repeat a short commandPlay
The island expands
Designing a Connected Area Fill Through illustrated activity, with a hint and possibility to correct.
Practice: Designing a Connected Area FillPlay
The swing and the lever
Balance weight and distance Through illustrated activity, with a hint and possibility to correct.
Practice: Balance weight and distancePlay
Appearance diagonally
Mirror around diagonal Through illustrated activity, with a hint and possibility to correct.
Practice: Mirror around diagonalPlay
The Observatory
Inferred in sequences In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Inferred in sequencesPlay
Temple of the Four Stones
Latin Square In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Latin SquarePlay
The Nine Magic Gates
Magic Square and Sums In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Magic Square and SumsPlay
Online Mail
Reading coordinates In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Reading coordinatesPlay
An envoy between the islands
Planning a route with mandatory stations In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Planning a route with mandatory stationsPlay
A walk between the bridges
The route passing each bridge once In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: The route passing each bridge oncePlay
The pattern machine
A pattern with the horsemen changes In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: A pattern with the horsemen changesPlay
The Investigator's Table
Arrangement by constraints In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Arrangement by constraintsPlay
The Treasure Box Key
Numerical cipher decoding In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Numerical cipher decodingPlay
Turning Windows
Network Model Rotation In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Network Model RotationPlay
The Mirror Wings
Mirroring around a vertical axis In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Mirroring around a vertical axisPlay
The Terms Club
Combining three conditions In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Combining three conditionsPlay
Task Panel
Planning time and tasks In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Planning time and tasksPlay
The Riddle Scales
Inferring Weight from Equilibrium In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Inferring Weight from EquilibriumPlay
All Flags
Systematic stock of combinations In an illustrated adventure for the fourth grade, with clues and a possibility to correct.
Practice: Systematic stock of combinationsPlay
The Rider's Journey
Planning of the cavalry steps in the board With an illustrated board, tools for planning and the possibility of trying again.
Practice: Planning of the cavalry steps in the boardPlay
Shipping in the Northern Isles
Planning a route between stations With an illustrated board, tools for planning and the possibility of trying again.
Practice: Planning a route between stationsPlay
The Research Station Bridges
Track each rib once With an illustrated board, tools for planning and the possibility of trying again.
Practice: Track each rib oncePlay
The amount windows
Network Completion from Lines and Columns Summaries With an illustrated board, tools for planning and the possibility of trying again.
Practice: Network Completion from Lines and Columns SummariesPlay
The six wing mosaic
Sequences in Table Six by Six With an illustrated board, tools for planning and the possibility of trying again.
Practice: Sequences in Table Six by SixPlay
The Reflecting Lake
Mirroring around a horizontal axis With an illustrated board, tools for planning and the possibility of trying again.
Practice: Mirroring around a horizontal axisPlay
The Tower Keeps the Way
Threat areas of a turret With an illustrated board, tools for planning and the possibility of trying again.
Practice: Threat areas of a turretPlay
Two switches and a lamp
Terms and conditions or With an illustrated board, tools for planning and the possibility of trying again.
Practice: Terms and conditions orPlay
Cabinet All Options
Systematic stock of combinations With an illustrated board, tools for planning and the possibility of trying again.
Practice: Systematic stock of combinationsPlay
Researchers' agenda
Order tasks by constraints With an illustrated board, tools for planning and the possibility of trying again.
Practice: Order tasks by constraintsPlay
The Short Road to the Planet
Finding a Short Course Length With an illustrated board, tools for planning and the possibility of trying again.
Practice: Finding a Short Course LengthPlay
cipher with rule
Integrating decryption and account rule With an illustrated board, tools for planning and the possibility of trying again.
Practice: Integrating decryption and account rulePlay
The Wheels of Teeth Workshop
Wheel rotation ratio With an illustrated board, tools for planning and the possibility of trying again.
Practice: Wheel rotation ratioPlay
Number Filter
Inference from three numeric conditions With an illustrated board, tools for planning and the possibility of trying again.
Practice: Inference from three numeric conditionsPlay
The window is sixteen
Round model four by four With an illustrated board, tools for planning and the possibility of trying again.
Practice: Round model four by fourPlay
Practice together
Ask what your child noticed and what they want to try next. Give time to think before offering a hint, and pause when a break would help.
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