Rhombicubocts Age 11 to 14 Challenge Level: It was drawn on isometric paper. Alison has been drawing triangles. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice. Charlie wants to know where the centre of square number 20 will be. Times Age 7 to 11 Challenge Level: Here is a chance to create some attractive images by rotating shapes through multiples of 90 degrees, or 30 degrees, or 72 degrees or

Exploring Diagonals Age 11 to 16 Move the corner of the rectangle. Here is a chance to create some attractive images by rotating shapes through multiples of 90 degrees, or 30 degrees, or 72 degrees or Can you work out where it is? Can you find the eight hidden squares? Sharing Incomplete Solutions Age 5 to 11 The published solutions to these tasks include a small ‘slip-up’. Position and Direction Age 7 to 11 These upper primary activities involve movement and position. Register for our mailing list.

Lost Age 11 to 14 Challenge Level: Charlie and Alison have been drawing patterns on coordinate grids. Which look the same upside-down? Possible approach These printable resources may be useful: Play with card, or on the computer.

Dotty Grids Age 11 to 16 Challenge Level: Transformation Tease What are the coordinates of this shape after it has been transformed in the ways described? Can you suggest a quick and efficient strategy for working out the coordinates of the vertices of any triangle?

## Search by Topic

Coordinate Tan Age 7 to 11 Challenge Level: These points all mark the vertices corners of eight hidden squares. Register for our mailing list.

A game for 2 players. Can you fit the tangram pieces into the outline of Little Ming playing the board game? Tracking Points Age 14 to 16 Challenge Level: Coordinate Cunning Age 7 to 11 Challenge Level: Students are too easily convinced.

Here is what Luis wrote:. What are the coordinates of the vertices B and D?

# Maths Search :

Freddie Frog visits as many of the leaves as he can on the way to see Sammy Snail but only visits each lily leaf once. What are the coordinates of the vertices B and D?

How many different positions are possible? Would your strategy work if Alison’s sequence extended to the left? If all the vertices must have whole number coordinates, how many is it possible to draw?

Compare prbolem with the original coordinates. Isosceles Triangles Age 11 to 14 Challenge Level: Coordinwtes is a set of axes with one shape drawn in the first quadrant: Snowflakes Age 7 to 11 Challenge Level: Can your learners identify where something is not quite right and why?

# Position and Direction KS2 :

Attractive Rotations Age coorxinates to 14 Challenge Level: What shapes did the pupils make Fred draw? Can you work out what the purple number represents?

Can you find a design that has only. What do you notice about the numbers? Cubestick Age 16 to 18 Challenge Level: Rational Round Age 16 to 18 Challenge Level: