Low Threshold High Ceiling Tasks

Low Threshold High Ceiling Tasks

We hope that you find you can easily get started on the activities in this feature but that you can also take the mathematics to great heights! The last day for sending in solutions is Monday 9 December.

Sizing Them Up live

Age 5 to 7 Challenge Level:
Can you put these shapes in order of size? Start with the smallest.

Sort the Street 

Age 5 to 7 Challenge Level:
Sort the houses in my street into different groups. Can you do it in any other ways?

Inside Triangles 

Age 5 to 7 Challenge Level:
How many different triangles can you draw on the dotty grid which each have one dot in the middle?

Noah 

Age 5 to 7 Challenge Level:
Noah saw 12 legs walk by into the Ark. How many creatures did he see?

Totality live

Age 5 to 11 Challenge Level:
This is an adding game for two players.

How Many? live

Age 5 to 11 Challenge Level:
Have a look at these photos of different fruit. How many do you see? How did you count?

Four Triangles Puzzle 

Age 5 to 11 Challenge Level:
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?

Poly Plug Rectangles 

Age 5 to 14 Challenge Level:
The computer has made a rectangle and will tell you the number of spots it uses in total. Can you find out where the rectangle is?

Nine-pin Triangles live

Age 7 to 11 Challenge Level:
How many different triangles can you make on a circular pegboard that has nine pegs?

Tiling live

Age 7 to 11 Challenge Level:
An investigation that gives you the opportunity to make and justify predictions.

Magic Crosses 

Age 7 to 14 Challenge Level:
Can you find examples of magic crosses? Can you find all the possibilities?

Neighbourly Addition 

Age 7 to 14 Challenge Level:
I added together some of my neighbours' house numbers. Can you explain the patterns I noticed?

Reach 100 

Age 7 to 14 Challenge Level:
Choose four different digits from 1-9 and put one in each box so that the resulting four two-digit numbers add to a total of 100.