These pupils at Barwell CofE Junior, in Leicestershire, were among thousands across the UK who stood up at the same time on Thursday in the Big Stand event against bullying.
Pupils at Sunnyside Primary in Glasgow said they decided to have serious faces to reflect the seriousness of bullying. "We are usually much 'sunnier' looking," said their head teacher.
At 10am, children stopped whatever they were doing to join the Big Stand, whether they were in the middle of a class...
Or in the playground, like these children at Strawberry Fields Primary School in Leeds.
These Year 6 children are making their Big Stand at the French International School of Hong Kong, which is seven hours ahead of the UK.
At Perry Court Juniors, in Bristol, children made a stand in the shape of the Olympic Rings, to tie in with lessons during their international week.
These pupils stood up during their maths lesson at Didsbury Road Primary School in Stockport to say no to bullying.
In Berkshire, children at Parlaunt Park Primary School took a break from lessons to stand outside and spell out their anti-bullying message.
Every pupil and teacher at Hollingwood Primary School, in Derbyshire, stood up for one minute to show that they don't accept or tolerate bullying.
And here's the Year six pupils at Cronk y Berry school in the Isle of Man making their Big Stand.
Afterwards they decided to spell the message out as well, including the three legs of man from their national flag to show their Manx connections!
And it didn't end there... Cronk y Berry School Nursery afternoon group did the Big Stand when they met on Thursday afternoon!
If your teachers took a photo of your class or school taking part, like the children here at Westlea Primary in County Durham, then we'd love to see the pictures.
These pupils stood up during lessons at Five Islands School, in the Isles of Scilly, but did your school join them?