# Puzzles

## Decimal Diamonds

We are looking for your help with this maths activity.

Here is a problem solving puzzle in the form of a Diamond-shaped grid of squares, each square houses a number and the four sides of the Diamond should sum to the same 'magic' total.

The challenge is for the children to use their calculation and problem solving skills to complete the Diamonds by filling in the missing numbers.

## Number Logic MiniBooks

Here we have taken the Addition puzzles from Mental Monday's #19 and turned them into a series of mini booklets. This makes them ideal for children to work through at their own pace (perfect for the end of term), they could also be used as 'registration activities', or as a homework project. Read more »

## Christmas Cross-Numbers

Just time for one more fun resource. Four cross-numbers with clues that enable children to practice their mathematical skills (calculation), knowledge (number properties) and their reasoning and organisational skills.

## 4x4 Dots, Faces and Digits Sudoku

We've been working with Sudoku puzzles for a few years now. It is easy to see how useful they are in helping children develop or refine their logical, problem solving skills. The one difficulty is, however, that some Sudoku puzzles look really ugly and overly complicated.

Our designs use a different approach. We think this finally brings Sudoku firmly into the classroom, with a meaningful, colourful and clear approach. Read more »

## Easter Sudoku 6x6 Grids

This is a set of three 6 by 6 Sudoku grids featuring Easter Eggs instead of numbers.

The grids follow on from our 4 by 4 Sudoku puzzles but offer a little more challenge. Each puzzles is accompanied by a set of 'Egg tiles' so children can re-arrange the tiles while they solve the puzzle.

## Easter Soduku - 4x4 Grids

The Sudoku activities in our Christmas Resource book were so well received we decided to offer these Easter Egg themed sudoku puzzles.

These are beginner stage, 4 by 4 grids. They follow the usual Sudoku rules but use Egg pictures instead of numbers. Each puzzle card is accompanied by the appropriate number of coloured egg-tiles so children can complete the problem by re-arranging the tiles. This makes a great interactive display. Read more »

## Christmas MathDoku

This resource only just missed our Christmas Activities eBook.

It is a MathDoku, or KenKen type puzzle. We've simplified the more traditional version so that it only includes addition. Read more »