Is this how your Math's lesson Looks?
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“The maximum number of children engaging in the maximum amount of mathematics for a maximum amount of time” v A tuning in activity focusing on counting skill or an aspect of mental computation v Fun activities such as target games and skip counting v Whole class discussion to develop efficient mental strategies v An investigation of a key mathematics topic v An opportunity for children to construct mathematical ideas and develop thinking skills v A focus on open questions that encourage children to discuss the strategies they used to solve a problem v Building mathematical vocabulary v Developing a positive attitude towards maths v Reinforcing the ideas introduced earlier in the main teaching activity v Using different grouping approaches depending on the lesson content and the range of ability levels v Homogeneous small groups for explicit teaching and independent activities v Catering for individual needs e.g. additional assistance or extension v Articulating and sharing the strategies children used in the main teaching activity v Consolidating the learning that has been taking place v Reflecting on what ahs been learned v Addressing any misconceptions v Praising the progress that has been made v Setting activities to do at home 
I came across this at school from one of my lecturers at university - Ann Gervasoni who had an almost unhealthy obsession with mathematics but was a brilliant lecturer nonetheless. It is a great model for any teacher as to how to structure your maths lesson. How does your maths lesson compare?The Numeracy Session - a suggested lesson structure
Ann Maree Gervasoni, 2000
Mental Maths Activity (whole class)
Main Teaching Activity (whole class)
Small groups and individuals
Share Time / Reflection