Limnognathia maerski is one of the smallest known animals, yet has one of the most complicated jaw structures in the animal kingdom. It is currently the only species in phylum micrognathozoa that humans know about, however, there are...

Everyone loses their temper from time to time — but the stakes are dizzyingly high when the focus of your fury is your own child. Clinical psychologist and renowned parenting whisperer Becky Kennedy is here to help. Not only does she...

This video provides an electric presentation on sectors and arc lengths of circles. The presenter explains the key information needed to understand the topic, including the circumference and area formulas of a circle. The presentation...

This Video Explains the formula related to Area, Circumferences, arc, sector of a circle

SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

Areas Related to a Circle part 1/2: In this video, the teacher uses the concept of a circus to explain different formulas related to circles. They cover topics such as circumference, area, and sector, and show how to derive formulas from...

Essential Definitions for Circles

Miss Palomine adds one more penny to the sixteen cents she found in the parking lot. This begins a discussion of the number 17. She shows the number 17 card, finds seventeen on the number line, and then practices counting with the student.

In this video, the teacher explains the different parts of a circle and which ones require a formula to find. They go on to explain the formulas for circumference, area, length of an arc, and area of a sector. The teacher also provides...

In This Episode, Tyler Teaches Us About Dividing a Negative across an Inequality

The reasons why we haven't heard from alien life.