NRich Fractions search. The Greedy Algorithm Age 11 to 14 Challenge Level: The Egyptians expressed all fractions as the sum of different unit fractions.
The Greedy Algorithm might provide us with an efficient way of doing this. Problem Solving. This feature is somewhat larger than our usual features, but that is because it is packed with resources to help you develop a problem-solving approach to the teaching and learning of mathematics.
Read Lynne's article which discusses the place of problem solving in the new curriculum and sets the scene. In the second article, Jennie offers you practical ways to investigate aspects of your classroom culture and in the third article, she suggests three ways in which we can support children in becoming competent problem solvers. The fourth article builds on the third by discussing what we mean by problem-solving skills and how NRICH can help children develop these skills. Scroll down to see groups of tasks from the site which will give learners experience of specific skills. Is problem solving at the heart of your curriculum? Can you solve these 5 TED-Ed riddles? Riddles can be relaxing — or devilishly difficult.
Ready to tackle some brain teasers? Watch the 5 TED-Ed Lessons below. Put your students in a pickle! Year 5 & Year 6 Topical Maths Problems. Free Maths Puzzles - MathSphere. How to Create a Biking or Walking Route Map in Google Maps. Miscellaneous. Sparking Curiosity For Fractions With Tasks That Feel Real to Students. Fractions come up all the time in everyday life, and yet, they are often a difficult concept for elementary school-aged children to grasp.
One way to help kids understand fractions as concrete things is to give them real world examples. In this Teaching Channel video, third grade teacher Maria Franco teaches a lesson on equivalent fractions in which she tries to give more space for student thinking and discussion. Clothesline Math – The Master Number Sense Maker.