It’s a great question. While there are many ways to make lessons engaging, as educators we’re often asked—why does it work?
Theory helps us justify our decisions and ground our practice in evidence. This section brings together key ideas and research to support you in designing lessons with clarity and purpose, not just intuition.
Adapted from: Barak Rosenshine, educational psychologist, presented in the 2010 paper “Principles of Instruction: Research-Based Strategies That All Teachers Should Know” (American Educator)
Daily review
Begin lessons with a short review of previous learning to consolidate learning and lead to fluent recall.
Small steps
Introduce new material in small steps so as not to overwhelm students and prevent cognitive overload.
Questioning
Ensure you ask a large number of questions and use formative assessment to check the responses of all students.
Provide models
Teacher modelling reduces the cognitive load on working memory and helps students become more independent.
Guide student practice
Find time to provide additional explanations for students, give examples and check for understanding.
Check student understanding
Frequent checks allow teachers to gauge if students have sufficient understanding to move on whilst checking if there are any misconceptions that need addressing.
High success rate
A success rate of 80% shows that students are learning the material but are also highly challenged.
Provide scaffolds
This may include the teacher modelling how to do a task or providing support in the form of cue cards, checklists, or model examples.
Independent practice
Students need to be able to work alone and practise new material so they become fluent in a skill.
Frequent review
Weekly and monthly review helps consolidate learning into long-term memory.
Social constructivism is a learning theory most closely associated with Lev Vygotsky. It suggests that learning is not just an individual process, but is shaped through social interaction, collaboration, and language.
At its core, social constructivism argues that students build understanding by engaging with others—through discussion, questioning, and shared problem-solving—rather than simply receiving information from a teacher.
In practice, this might look like group work, peer teaching, class discussions, or activities where students explain their thinking to others. The teacher’s role shifts from delivering content to guiding and scaffolding learning, helping students move beyond what they could achieve independently.
Ultimately, social constructivism emphasises that learning is a shared, active process, where meaning is constructed together.
The Zone of Proximal Development (ZPD), developed by Lev Vygotsky, refers to the gap between what a learner can do independently and what they can achieve with guidance or support. It represents the “sweet spot” for learning—where tasks are challenging enough to promote growth, but not so difficult that they cause frustration.
Within this zone, teachers and peers play a key role by providing scaffolding—structured support that helps students progress. As understanding increases, this support is gradually removed, allowing students to work independently.
In practice, the ZPD can be seen when teachers model a skill, guide students through it, and then release responsibility. It highlights the importance of timing, support, and challenge in effective learning.
*This theory sits within social constructivism
Cognitive constructivism, most commonly associated with Jean Piaget, focuses on how learners actively construct their own understanding based on prior knowledge and experiences. Rather than passively receiving information, students interpret, organise, and adapt new ideas to fit what they already know.
This theory emphasises the importance of developmental stages, suggesting that learners are only ready to grasp certain concepts when they have reached the appropriate level of cognitive development. Learning occurs through processes such as assimilation (adding new information to existing knowledge) and accommodation (adjusting existing knowledge to incorporate new ideas).
In the classroom, cognitive constructivism is seen in activities that encourage exploration, problem-solving, and independent thinking—where students are challenged to make sense of concepts for themselves, with the teacher acting as a facilitator rather than a director of learning.
Behaviourism, most closely associated with B.F. Skinner, focuses on how behaviour is influenced by external stimuli, particularly through reinforcement and consequences. It suggests that learning occurs when behaviours are strengthened through rewards (positive reinforcement) or reduced through consequences (punishment).
In this view, observable behaviour is the key focus, rather than internal thought processes. Repetition, practice, and clear feedback play an important role in shaping desired behaviours over time.
In the classroom, behaviourism can be seen in strategies such as reward systems, praise, routines, and behaviour management approaches. While it is often associated with more traditional models of teaching, elements of behaviourism are still widely used to establish expectations, reinforce positive behaviours, and create structured learning environments.
Self-Determination Theory (SDT), developed by Edward Deci and Richard Ryan, focuses on what drives human motivation. It suggests that people are more motivated, engaged, and successful when three basic psychological needs are met: autonomy (a sense of choice and control), competence (feeling capable and effective), and relatedness (feeling connected to others).
Rather than relying on external rewards or pressure, SDT emphasises the importance of intrinsic motivation—when students engage in learning because they find it meaningful or interesting.
In the classroom, this can look like offering students choice in tasks (autonomy), providing clear feedback and achievable challenges (competence), and building strong relationships and collaborative opportunities (relatedness). When these needs are supported, students are more likely to be motivated, persistent, and invested in their learning.
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