Other tags that relate to Two Squared
Squares. Triangles. Visualising. Interactivities. Area - squares and rectangles. Practical Activity. Generalising. Cubes & cuboids. Investigations. Working systematically.There are 256 results
Broad Topics > Using, Applying and Reasoning about Mathematics > Visualising
Two Squared
Age 7 to 11 Challenge Level:
What happens to the area of a square if you double the length of the sides? Try the same thing with rectangles, diamonds and other shapes. How do the four smaller ones fit into the larger one?
A Square in a Circle
Age 7 to 11 Challenge Level:
What shape has Harry drawn on this clock face? Can you find its area? What is the largest number of square tiles that could cover this area?
Three Squares
Age 5 to 11 Challenge Level:
What is the greatest number of squares you can make by overlapping three squares?
Folding Flowers 2
Age 7 to 11 Challenge Level:
Make a flower design using the same shape made out of different sizes of paper.
Wrapping Presents
Age 7 to 11 Challenge Level:
Choose a box and work out the smallest rectangle of paper needed to wrap it so that it is completely covered.
Making Maths: Rolypoly
Age 5 to 11 Challenge Level:
Paint a stripe on a cardboard roll. Can you predict what will happen when it is rolled across a sheet of paper?
Inside Seven Squares
Age 7 to 11 Challenge Level:
What is the total area of the four outside triangles which are outlined in red in this arrangement of squares inside each other?
Fractional Triangles
Age 7 to 11 Challenge Level:
Use the lines on this figure to show how the square can be divided into 2 halves, 3 thirds, 6 sixths and 9 ninths.
Reef and Granny
Age 7 to 11 Challenge Level:
Have a look at what happens when you pull a reef knot and a granny knot tight. Which do you think is best for securing things together? Why?
Regular Rings 1
Age 7 to 11 Challenge Level:
Can you work out what shape is made by folding in this way? Why not create some patterns using this shape but in different sizes?
Triangular Faces
Age 7 to 11 Challenge Level:
This problem invites you to build 3D shapes using two different triangles. Can you make the shapes from the pictures?
Little Boxes
Age 7 to 11 Challenge Level:
How many different cuboids can you make when you use four CDs or DVDs? How about using five, then six?
Jomista Mat
Age 7 to 11 Challenge Level:
Looking at the picture of this Jomista Mat, can you decribe what you see? Why not try and make one yourself?
Move Those Halves
Age 7 to 11 Challenge Level:
For this task, you'll need an A4 sheet and two A5 transparent sheets. Decide on a way of arranging the A5 sheets on top of the A4 sheet and explore ...
Folding, Cutting and Punching
Age 7 to 11 Challenge Level:
Exploring and predicting folding, cutting and punching holes and making spirals.
Folding Flowers 1
Age 7 to 11 Challenge Level:
Can you visualise what shape this piece of paper will make when it is folded?
Ten Hidden Squares
Age 7 to 11 Challenge Level:
These points all mark the vertices (corners) of ten hidden squares. Can you find the 10 hidden squares?
Putting Two and Two Together
Age 7 to 11 Challenge Level:
In how many ways can you fit two of these yellow triangles together? Can you predict the number of ways two blue triangles can be fitted together?
World of Tan 13 - A Storm in a Tea Cup
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of the convex shapes?
World of Tan 10 - Butterflies
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the butterfly?
The Development of Spatial and Geometric Thinking: the Importance of Instruction.
Age 5 to 11
This article looks at levels of geometric thinking and the types of activities required to develop this thinking.
Construct-o-straws
Age 7 to 11 Challenge Level:
Make a cube out of straws and have a go at this practical challenge.
More Building with Cubes
Age 7 to 11 Challenge Level:
Here are more buildings to picture in your mind's eye. Watch out - they become quite complicated!
Painted Faces
Age 7 to 11 Challenge Level:
Imagine a 3 by 3 by 3 cube made of 9 small cubes. Each face of the large cube is painted a different colour. How many small cubes will have two painted faces? Where are they?
Dicey
Age 7 to 11 Challenge Level:
A game has a special dice with a colour spot on each face. These three pictures show different views of the same dice. What colour is opposite blue?
Midpoint Triangle
Age 7 to 11 Challenge Level:
Can you cut up a square in the way shown and make the pieces into a triangle?
World of Tan 25 - Pentominoes
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of the people?
World of Tan 21 - Almost There Now
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of the lobster, yacht and cyclist?
World of Tan 19 - A Circular Problem
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of this teacup?
World of Tan 17 - Weather
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the house?
World of Tan 16 - Time Flies
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the candle?
World of Tan 30 - Logical Thinking
Age 7 to 11 Challenge Level:
Can you logically construct these silhouettes using the tangram pieces?
World of Tan 7 - Golden Goose
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the plaque design?
World of Tan 6 - Junk
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the silhouette of the junk?
World of Tan 22 - an Appealing Stroll
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the child walking home from school?
World of Tan 18 - Soup
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of Mah Ling and Chi Wing?
World of Tan 28 - Concentrating on Coordinates
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the playing piece?
World of Tan 24 - Clocks
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the clock?
World of Tan 1 - Granma T
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of Granma T?
World of Tan 26 - Old Chestnut
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the brazier for roasting chestnuts?
World of Tan 12 - All in a Fluff
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of the rabbits?
World of Tan 20 - Fractions
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of the chairs?
World of Tan 5 - Dragon
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outline of the dragon?
World of Tan
Age 5 to 11 Challenge Level:
Read about the adventures of Granma T and her grandchildren in this series of stories, accompanied by interactive tangrams.
Cube Drilling
Age 7 to 11 Challenge Level:
Imagine a 4 by 4 by 4 cube. If you and a friend drill holes in some of the small cubes in the ways described, how many will not have holes drilled through them?
World of Tan 9 - Animals
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of the camel and giraffe?
World of Tan 4 - Monday Morning
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of Wai Ping, Wu Ming and Chi Wing?
Pyramid Numbers
Age 7 to 11 Challenge Level:
What are the next three numbers in this sequence? Can you explain why are they called pyramid numbers?
World of Tan 14 - Celebrations
Age 7 to 11 Challenge Level:
Can you fit the tangram pieces into the outlines of Little Ming and Little Fung dancing?
NRICH is part of the family of activities in the Millennium Mathematics Project.