Staff from Partner Construction, led by Ivor Goodsite, came to lead a special assembly based on school health and safety.
Partner Construction are currently building 46 houses over the road from the school, on behalf of the Riverside Group.
Ivor Goodsite helped Graeme as they showed a powerpoint depicting the many dangers of playing on or near building sites.
They also invited the children to design a poster and enter a colouring competition.
Prize winners will be announced in a few weeks.