This is the 1st edition of my Maths Investigations. These activities allow students to apply their knowledge and understanding of maths concepts once they have been explicitly taught. It includes 10 maths investigations focusing on:1. length, decimals, data2. addition, subtraction, money, decimals3. position, length, time4. length, data, decimals5. position, area, angles, length6. time, data, addition7. area, length, angles, addition, 2D space8. chance, data, addition9. 3D space, data, volume10.