First connect three
Birdwatch
Have a look at this data from the RSPB 2011 Birdwatch. What can you say about the data?
Domino sets
How do you know if your set of dominoes is complete?
Shape draw
Use the information on these cards to draw the shape that is being described.
Always, sometimes or never? Number
Are these statements always true, sometimes true or never true?
The moons of Vuvv
The planet of Vuvv has seven moons. Can you work out how long it is between each super-eclipse?
Always, sometimes or never? Shape
Are these statements always true, sometimes true or never true?
Plenty of pens
Amy's mum had given her £2.50 to spend. She bought four times as many pens as pencils and was given 40p change. How many of each did she buy?
Would you rather?
Would you rather: Have 10% of £5 or 75% of 80p? Be given 60% of 2 pizzas or 26% of 5 pizzas?
Factor-multiple chains
Next size up
The challenge for you is to make a string of six (or more!) graded cubes.
Doughnut percents
Counting cogs
Making cuboids
Pumpkin pie problem
Peter wanted to make two pies for a party. His mother had a recipe for him to use. However, she always made 80 pies at a time. Did Peter have enough ingredients to make two pumpkin pies?
Mystery matrix
Price match
Can you find pairs of differently sized windows that cost the same?
Number lines in disguise
Factor lines
Different deductions
There are lots of different methods to find out what the shapes are worth - how many can you find?
Cut nets
Each of the nets of nine solid shapes has been cut into two pieces. Can you see which pieces go together?
Two and two
How many solutions can you find to this sum? Each of the different letters stands for a different number.
Quadrilaterals
How many DIFFERENT quadrilaterals can be made by joining the dots on the 8-point circle?
Finding 3D stacks
Can you find a way of counting the spheres in these arrangements?
Ten hidden squares
These points all mark the vertices (corners) of ten hidden squares. Can you find the 10 hidden squares?