Lesson that I made with the help of some other resources found on TES: Pupils will investigate prime numbers to 20 and explain why they are prime numbers, and work out which numbers less than 100 are prime numbers.
KS3 / Low Ability KS4 resource on introducing prime numbers and then leading on to how to write a number as a product of its prime factors. Examples with solutions included and plenty of questions with answers. All you need to teach a lesson on this topic.
Cut out the circles and measure the radius, diameter and circumference of them. (use string for circumference and then measure that).
There is also a sheet for recording which helps the children to see the link between radius and diameter.
Some resources I made for my Kindergarten/Grade 1. The sorting activity is one I found but updated with things more relevant.<br/>Appropriate for Early Childhood Education (Pre-K and younger). ECE-SC, ECE-SC-na