# Resource Title search

### L-ateral Thinking

##### Age 5 to 11 Challenge Level:

Try this interactive strategy game for 2

### L-emental

##### Age 11 to 14 Short Challenge Level:

Weekly Problem 28 - 2006
What can you say about the rectangles that form this L-shape?

### L-triominoes

##### Age 14 to 16 Challenge Level:

L triominoes can fit together to make larger versions of themselves. Is every size possible to make in this way?

##### Age 14 to 16 Challenge Level:

A 1 metre cube has one face on the ground and one face against a wall. A 4 metre ladder leans against the wall and just touches the cube. How high is the top of the ladder above the ground?

##### Age 5 to 11 Challenge Level:

Place six toy ladybirds into the box so that there are two ladybirds in every column and every row.

##### Age 5 to 7 Challenge Level:

Some children were playing a game. Make a graph or picture to show how many ladybirds each child had.

##### Age 14 to 16 Short Challenge Level:

The ladybird squad members have an average of 12 spots each. How many spots does the pine ladybird have?

##### Age 5 to 7 Challenge Level:

In Sam and Jill's garden there are two sorts of ladybirds with 7 spots or 4 spots. What numbers of total spots can you make?

### Lafayette

##### Age 7 to 11 Challenge Level:

What mathematical words can be used to describe this floor covering? How many different shapes can you see inside this photograph?

### Lahore 2015

Resources from Fran's CIE workshops in Pakistan

### Lambs and Tigers

##### Age 11 to 14 Challenge Level:

Investigations based on an Indian game.

### Lap Times

##### Age 14 to 16 Challenge Level:

Can you find the lap times of the two cyclists travelling at constant speeds?

### Laps

##### Age 14 to 16 Short Challenge Level:

On which of the hare's laps will she first pass the tortoise?

### Largest Even

##### Age 5 to 7 Challenge Level:

How would you create the largest possible two-digit even number from the digit I've given you and one of your choice?

### Largest Expression

##### Age 14 to 16 Short Challenge Level:

Which of these five algebraic expressions is largest, given $x$ is between 0 and 1?

### Largest Number

##### Age 11 to 14 Challenge Level:

What is the largest number you can make using the three digits 2, 3 and 4 in any way you like, using any operations you like? You can only use each digit once.

### Largest Product

##### Age 11 to 14 Challenge Level:

Which set of numbers that add to 10 have the largest product?

### Largest Product Poster

Largest Product

##### Age 5 to 11 Challenge Level:

Take turns to remove a bead from the string. Can you find a way to play so that you will always win?

### Last Biscuit

##### Age 11 to 16 Challenge Level:

A game that demands a logical approach using systematic working to deduce a winning strategy

### Last Digit

##### Age 11 to 14 Short Challenge Level:

What is the last digit in this calculation involving powers?

### Last One Standing

##### Age 14 to 16 Challenge Level:

Imagine a room full of people who keep flipping coins until they get a tail. Will anyone get six heads in a row?

### Last-but-one

##### Age 14 to 16 Short Challenge Level:

What is the last-but-one digit of 99! ?

### Lastly - Well

##### Age 11 to 14 Challenge Level:

What are the last two digits of 2^(2^2003)?

### Late Again

##### Age 5 to 7 Challenge Level:

Moira is late for school. What is the shortest route she can take from the school gates to the entrance?

### Late for Work

##### Age 14 to 16 Short Challenge Level:

What average speed should Ms Fanthorpe drive at to arrive at work on time?

### Latin Multiplication

##### Age 11 to 14 Short Challenge Level:

Can you choose one number from each row and column in this grid to form the largest possibe product?

### Latin Numbers

##### Age 14 to 16 Challenge Level:

Can you create a Latin Square from multiples of a six digit number?

### Latin Squares

##### Age 11 to 18

A Latin square of order n is an array of n symbols in which each symbol occurs exactly once in each row and exactly once in each column.

### Lattice Points

##### Age 16 to 18 Challenge Level:

Why are there only a few lattice points on a hyperbola and infinitely many on a parabola?

### Lattice Points on a Line

##### Age 11 to 14 Short Challenge Level:

How many lattice points are there in the first quadrant that lie on the line 3x + 4y = 59 ?

### Lawn Border

##### Age 5 to 11 Challenge Level:

If I use 12 green tiles to represent my lawn, how many different ways could I arrange them? How many border tiles would I need each time?

### Lawnmower

##### Age 14 to 16 Challenge Level:

A kite shaped lawn consists of an equilateral triangle ABC of side 130 feet and an isosceles triangle BCD in which BD and CD are of length 169 feet. A gardener has a motor mower which cuts strips of. . . .

### LCM Sudoku

##### Age 14 to 16 Challenge Level:

Here is a Sudoku with a difference! Use information about lowest common multiples to help you solve it.

### LCM Sudoku II

##### Age 11 to 18 Challenge Level:

You are given the Lowest Common Multiples of sets of digits. Find the digits and then solve the Sudoku.

### Leaning Over

##### Age 11 to 14 Short Challenge Level:

Weekly Problem 31 - 2017
The triangle HIJ has the same area as the square FGHI. What is the distance from J to the line extended through F and G?

### Leap Frog

##### Age 5 to 7 Challenge Level:

The brown frog and green frog want to swap places without getting wet. They can hop onto a lily pad next to them, or hop over each other. How could they do it?

### Leap Monday

##### Age 11 to 14 Short Challenge Level:

Can you find the next time that the 29th of February will fall on a Monday?

##### Age 11 to 18

We are used to writing numbers in base ten, using 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. Eg. 75 means 7 tens and five units. This article explains how numbers can be written in any number base.

### Learning from Other People's Starting Points

##### Age 7 to 11

In this feature, you can see how some children started each task. This isn't because we want to give away the solutions!

### Learning from Other People's Starting Points

##### Age 5 to 7

In this feature, you can see how some children started each task, but this isn't because we want to give away the solutions!

### Learning Mathematics Through Games Series: 1. Why Games?

##### Age 5 to 14

This article supplies teachers with information that may be useful in better understanding the nature of games and their role in teaching and learning mathematics.

### Learning Mathematics Through Games Series: 2.types of Games

##### Age 5 to 14

This article, the second in the series, looks at some different types of games and the sort of mathematical thinking they can develop.

### Learning Mathematics Through Games Series: 4. from Strategy Games

##### Age 5 to 14

Basic strategy games are particularly suitable as starting points for investigations. Players instinctively try to discover a winning strategy, and usually the best way to do this is to analyse. . . .

### Learning Mathematics Through Games: 3. Creating Your Own Games

##### Age 5 to 7

Not all of us a bursting with creative game ideas, but there are several ways to go about creating a game that will assist even the busiest and most reluctant game designer.

### Learning Probability Through Mathematical Modelling

##### Age 11 to 16

Moving from the particular to the general, then revisiting the particular in that light, and so generalising further.

### Learning Times Tables

##### Age 5 to 11 Challenge Level:

In November, Liz was interviewed for an article on a parents' website about learning times tables. Read the article here.

### Least of All

##### Age 16 to 18 Challenge Level:

A point moves on a line segment. A function depends on the position of the point. Where do you expect the point to be for a minimum of this function to occur.

### Leftovers

##### Age 14 to 16 Short Challenge Level:

Weekly Problem 26 - 2008
If $n$ is a positive integer, how many different values for the remainder are obtained when $n^2$ is divided by $n+4$?