Or search by topic
There are 10 NRICH Mathematical resources connected to NC-ComparingandClassifying-R1-Y4, you may find related items under NC.
Broad Topics > NC > NC-ComparingandClassifying-R1-Y4Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a parallelogram.
Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.
This activity focuses on similarities and differences between shapes.
A task which depends on members of the group noticing the needs of others and responding.
This task develops spatial reasoning skills. By framing and asking questions a member of the team has to find out what mathematical object they have chosen.
How many different triangles can you make on a circular pegboard that has nine pegs?
Sally and Ben were drawing shapes in chalk on the school playground. Can you work out what shapes each of them drew using the clues?
Can you dissect an equilateral triangle into 6 smaller ones? What number of smaller equilateral triangles is it NOT possible to dissect a larger equilateral triangle into?
Cut four triangles from a square as shown in the picture. How many different shapes can you make by fitting the four triangles back together?
Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a rhombus.