### Problem-solving Investigations - Year 4

Website The problems below are designed to help children identify patterns, explore lines of thinking and investigate properties of numbers, shapes and measures.

### Problem-solving Investigations - Year 3

Website The problems here are designed to help children identify patterns, explore lines of thinking and investigate properties of numbers, shapes and measures.

### Thinking of a Number- Top Marks

Interactive Guess the number by revealing the clues on the clouds one by one. This site lends itself to use on an interactive whiteboard.

### Bobbie Bear's outfits

Interactive Bobbie Bear is planning a vacation and wants to know how many outfits can be made using different colored shirts and pants.

### Puzzles- Maths Zone

Website Great selection of interactive puzzles and problems solving from Maths Zone.

### Puzzleboxx

Website PUZZLEBOXX is a collection of puzzles and problems suitable for children (aged 9 & upwards) and adults.  Some are fairly simple.  Others may take some time.  Some require pencil and paper.  Others may require a practical solution.  Almost all of them will be easier to solve if you discuss your ideas with a partner.

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### Finding All Possibilities Upper Primary

These activities focus on finding all possible solutions so working in a systematic way will ensure none are left out.

### Free problem solving- Maths Sphere

Website A great set of maths puzzles for upper primary children. All answers are given. Many teachers use these as a weekly challenge. They are ideal for printing out in colour and laminating, making a long lasting resource. These puzzles can also be found in MathSphere: It's All Figured Out!

### Year 3 and 4 problem solving-TES

Resource Excellent problem solving pack with problems for Years 3 and 4. There are a number of correspondence problems in this pack.

### Correspondence-Primary Resources

Website A number of correspondence problems on the Primary Resources site: See Clothing Combinations, T Shirt combinations, Houses and Flowers,