Geometry & Trigonometry 341 listings
NRICH: Estimating Angles
NRICH (University of Cambridge)

This game offers you an opportunity to improve your ability to estimate angles.

NRICH: Attractive Tablecloths
NRICH (University of Cambridge)

Charlie has been designing tablecloths for each weekday. He likes to use as many colours as he possibly can but insists that his tablecloths have some symmetry.

NRICH: Tidying
NRICH (University of Cambridge)

When tidying away toys in this activity, children will use their counting skills to check that all the toys are in the box.

NRICH: Making Caterpillars
NRICH (University of Cambridge)

By making ‘caterpillars’ in this activity, children will have an opportunity to practise using language of length and width, as well as using non-standard measures to compare lengths.

NRICH:Wrapping Parcels
NRICH (University of Cambridge)

In this activity, children have the opportunity to wrap some toys and to measure and discuss the size of the box or wrapping paper that they will need.

NRICH: Presents
NRICH (University of Cambridge)

Comparing the wrapped presents in this activity will give children the chance to explore and discuss weight, including the idea that large objects aren’t necessarily the heaviest.

NRICH: Building Towers
NRICH (University of Cambridge)

In this task, children will explore 3D shapes when selecting which shapes to use in their tower.

NRICH: Making Footprints
NRICH (University of Cambridge)

In this activity, children will develop an awareness of the faces of 3D shapes by using them to make ‘footprints’ in soft dough.

NRICH: Exploring 2D Shapes
NRICH (University of Cambridge)

In this task, children will make shapes out of loops of string and discuss what they notice about their shapes.

NRICH: Perimeter Expressions
NRICH (University of Cambridge)

Create some shapes by combining two or more rectangles. What can you say about the areas and perimeters of the shapes you can make?

NRICH: Pythagoras Perimeters
NRICH (University of Cambridge)

If you know the perimeter of a right angled triangle, what can you say about the area?

NRICH: Cuboid Perimeters
NRICH (University of Cambridge)

Can you find the volume of a cuboid, given its perimeters?

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