I don't have slide decks to share as I teach by conversing and drawing diagrams . Do you want to co-construct meaning without lecturing,...

Links to podcasts I've been involved in.

Including metacontent in your teaching will ensure students learn for the long-term.

Oxygen dissociation curves are difficult for students. I often find that difficulty comes from trying to visualise the mechanism through...

Does knowledge = understanding? This simple equation suggests that the extent of a person's understanding is purely equal to the extent...

Teaching about natural selection gives a mechanism for how species change but it doesn't directly address how one species can diverge...

The role of individual organisms is vital to understanding ecosystem functions. Often, the organism—and how it goes about its life—is...

The nervous system is a great topic for exploring who we are and what we can do. It's also great for explaining experience. But to do...

What are enzymes? For students that's a strange word. So, firstly, we'd better have a look. To do so, my favourite animation is one of...

The lac operon is a classic of genetics and is common in biology curricula. Yet, students can sometimes find it difficult. I want to show...

If you're teaching Mendelian genetics, monogenic disorders are on the cards. But which ones are good examples? The IB has once again...

The relationship between photosynthesis and respiration—within an individual plant—isn't easy for students. Often I find, they've been...

The peppered moth of industrial England—and the Galapagos finches on Daphne Major during the 1976 drought—are common examples used for...

Often, people seem to discuss schools as centres for optimising students' learning and teachers' teaching. However, I want to share a...

Do you want to co-construct meaning without lecturing, slide decks, worksheets, or leaving students to discover for themselves?...

Teaching the nitrogen cycle is one of my favourite lessons. There's so much to connect to: history and everyday life. But, students also...

Recently the idea of "rehearsal" has appeared in UK-based educational blogs. But there appears to be confusion. What's it for? Here are...

Around 2012ish, a new movement rode into the UK (school) educational scene. It came with the banner of "evidence-based", to counter the...

A principle of variation theory is identifying the aspect you want students to discern and then varying it. When you vary it, keep all...

Advising students how to study is complex. Learning is messy, with ups and downs. Sudden insights may punctuate periods of seemingly...

How to teach mammalian thermoregulation with a system dynamics model.

How to help students understand osmosis by building a stock and flow diagram with them.

The variation theory of learning is a theory about how we learn and, therefore, how to teach. It isn't a theory of how memories are...

After reading about stock and flow diagrams in my book, many people have asked for more details about how I actually go about building...