2 out of 3
Six samples were taken from two distributions but they got muddled up. Can you work out which list is which?
2 out of 3
See how the motion of the simple pendulum is not-so-simple after all.
3 out of 3
How many different shapes can you make by putting four right- angled isosceles triangles together?
2 out of 3
How many different cuboids can you make when you use four CDs or DVDs? How about using five, then six?
1 out of 3
Investigate how this pattern of squares continues. You could measure lengths, areas and angles.
2 out of 3
I am less than 25. My ones digit is twice my tens digit. My digits add up to an even number.
3 out of 3
If we had 16 light bars which digital numbers could we make? How will you know you've found them all?
2 out of 3
Find out why these matrices are magic. Can you work out how they were made? Can you make your own Magic Matrix?
2 out of 3
Use the information to describe these marbles. What colours must be on marbles that sparkle when rolling but are dark inside?
