The school where I work has recently been inspected by Estyn, the education inspectorate in Wales. (Estyn is Welsh for…

# The Endless Delights of y=x^2

This brief post owes its inspiration to @MrNiksMathClass who shared some of the below on twitter recently. So we all…

# Square roots in a semi-circle

A fellow maths teacher (@sitaylor7) at my school introduced me to this little curiosity. Since investigating, I believe that full…

# Circles with Geogebra

I used Geogebra to introduce my Year 12 further maths class to circles. I wanted the students to see the…

# When Technology Doesn’t Work

I strongly believe that technology has an important place in mathematics teaching and learning. There are many reasons for this.…

# Welcome!

Welcome to Geomaths! I am a maths teacher currently teaching at a Cardiff secondary school. I have a passion for…

# Investigating Stationary Points of a Quadratic

Geogebra is really useful in investigating the shape of a quadratic. If we start with y=ax² + bx + c,…