Numbers +Operations
Shapes & Space
Patterns & Sequences
Puzzles & Riddles
Puzzles & Riddles
100

What is 12×8? 

96

100

How many sides does a hexagon have?

6

100

What is the next number: 2, 4, 6, 8, … ?

10

100

Which is heavier: 1 kg of feathers or 1 kg of bricks?

Equal

100

How many minutes in 2 hours?

120

200

Simplify: 48÷6

8

200

Name a 3D shape with 6 square faces.

A Cube

200

What’s the 5th term in: 3, 6, 9, … ?

15

200

I am an odd number. Take away one letter and I become even. What am I?

Seven

200

There are 12 months in a year. How many months have 31 days?

7

300

Find the mean of 5, 7, 9, 11.

8

300

The angles of a triangle add to what?

180 

300

Write the rule for the sequence: 5, 10, 15, 20, …

By 5

300

You have 3 socks in a drawer: 1 red, 1 blue, 1 green. How many must you pull out to guarantee a pair?

4

300

Roman numeral “L” stands for what number?

50

400

A shop sells 3 drinks for €4.50. How much for 10 drinks?

€15

400

A rectangle is 8 cm long and 3 cm wide. Find its area.

24cm squared

400

Fibonacci starts 1, 1, 2, 3, 5 … what’s the next two terms?

8 & 13

400

A farmer has 17 sheep and all but 9 run away. How many remain?

9

400

The number π is roughly what value (2 decimal places)?

3.14

500

A number is divisible by 3 and 5 but less than 50. Name three possibilities.

15/30/45

500

Name a 3D shape that has 8 faces, all triangles.

Octahedron

500

The 20th term of 7, 14, 21, … is?

140

500

Using only addition, add eight 8s to get 1000.

888+88+8+8+8

500

Who is on the Irish €2 coin?

A Harp

M
e
n
u