Photo: DANIEL LEAL/POOL/AFP via Getty Images

Prince William, Prince of Wales (R) looks on as (L-R) Britain’s Princess Charlotte of Wales, Britain’s Prince George of Wales, Britain’s Prince Louis of Wales and Britain’s Catherine, Princess of Wales toast marshmallows as they take part in the Big Help Out

01of 21Family PhotoPrince William, Prince George, Princess Charlotte, Kate Middleton and Prince Louis.DANIEL LEAL/POOL/AFP via Getty ImagesKate MiddletonandPrince Williamhuddled together withtheir children,Prince George,Princess CharlotteandPrince Louis, as they captured a photo withall the volunteers for The Big Help Out. The royal family joined the 3rd Upton Scout Group in Slough, a cause close to Kate, who is the joint President of the Scout Association.

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Family Photo

Prince William, Prince George, Princess Charlotte, Kate Middleton and Prince Louis.DANIEL LEAL/POOL/AFP via Getty Images

Catherine, Princess of Wales, Britain’s Prince William, Prince of Wales, Britain’s Prince George of Wales, Britain’s Prince Louis of Wales and Britain’s Princess Charlotte of Wales pose for a group pictures with volunteers who are taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Kate MiddletonandPrince Williamhuddled together withtheir children,Prince George,Princess CharlotteandPrince Louis, as they captured a photo withall the volunteers for The Big Help Out. The royal family joined the 3rd Upton Scout Group in Slough, a cause close to Kate, who is the joint President of the Scout Association.

02of 21Aim StraightPrincess Charlotte.Daniel Leal - WPA Pool/Getty ImagesPrincess Charlottelooked like a modern-day Katniss Everdeen as she lined up a shot. She even hit a bullseye, says Matt Hyde, CEO of Scouts and co-founder of The Big Help Out.

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Aim Straight

Princess Charlotte.Daniel Leal - WPA Pool/Getty Images

Princess Charlotte of Wales tries her hand at archery while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Princess Charlottelooked like a modern-day Katniss Everdeen as she lined up a shot. She even hit a bullseye, says Matt Hyde, CEO of Scouts and co-founder of The Big Help Out.

03of 21Dad’s Mini-MeDaniel Leal - WPA Pool/Getty ImagesPrince Georgelooked like his dad’s mini-me as they rode together in an excavator during their visit to the 3rd Upton Scout Group.

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Dad’s Mini-Me

Daniel Leal - WPA Pool/Getty Images

Prince William, Prince of Wales is helped by Prince Louis of Wales (L) as he uses an excavator while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut

Prince Georgelooked like his dad’s mini-me as they rode together in an excavator during their visit to the 3rd Upton Scout Group.

04of 21Holding HandsPrince Louis, Kate Middleton and Prince Louis.DANIEL LEAL/POOL/AFP via Getty ImagesKate MiddletonkeptPrince LouisandPrincess Charlotteclose as she held their hands while walking on the grass. The event markedLouis' first official royal engagement!

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Holding Hands

Prince Louis, Kate Middleton and Prince Louis.DANIEL LEAL/POOL/AFP via Getty Images

Catherine, Princess of Wales (C) holds the hands of her son Britain’s Prince Louis of Wales (L) and daughter Britain’s Princess Charlotte of Wales (R) while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Kate MiddletonkeptPrince LouisandPrincess Charlotteclose as she held their hands while walking on the grass. The event markedLouis' first official royal engagement!

05of 21Sibling BondDaniel Leal - WPA Pool/Getty ImagesThe three siblings were all smiles as they donned matching scarves.

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Sibling Bond

Prince George of Wales, Prince Louis of Wales (R) and Princess Charlotte of Wales pose for a group picture with volunteers who are taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

The three siblings were all smiles as they donned matching scarves.

06of 21Painting Up a StormDANIEL LEAL/POOL/AFP via Getty ImagesPrincess Charlotteshowed off her artsy side as she stained some wood during The Big Help Out.

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Painting Up a Storm

DANIEL LEAL/POOL/AFP via Getty Images

Princess Charlotte of Wales stains some wood while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Princess Charlotteshowed off her artsy side as she stained some wood during The Big Help Out.

07of 21Helping OutDANIEL LEAL/POOL/AFP via Getty ImagesKate Middletonsupervised asPrince Louishelped push a wheelbarrow full of dirt to help reset a path.

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Helping Out

Prince Louis of Wales takes control of a wheelbarrow as he helps his mother, Britain’s Catherine, Princess of Wales take part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Kate Middletonsupervised asPrince Louishelped push a wheelbarrow full of dirt to help reset a path.

08of 21Making S’moresDANIEL LEAL/POOL/AFP via Getty ImagesAfter a long day’s work, the siblings took a breather as they roasted marshmallows withKate Middleton, eventually making a tasty s’more.

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Making S’mores

Prince William, Prince of Wales (R) looks on as (L-R) Britain’s Princess Charlotte of Wales, Britain’s Prince George of Wales, Britain’s Prince Louis of Wales and Britain’s Catherine, Princess of Wales toast marshmallows as they take part in the Big Help Out

After a long day’s work, the siblings took a breather as they roasted marshmallows withKate Middleton, eventually making a tasty s’more.

09of 21Riding with DadPrince Louis and Prince William.Daniel Leal - WPA Pool/Getty ImagesAfterPrince Georgerode around with his dad, it wasPrince Louis' turn to take a ride.Prince Williamwas all smiles as he steered the excavator with his son on his lap.

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Riding with Dad

Prince Louis and Prince William.Daniel Leal - WPA Pool/Getty Images

Prince William, Prince of Wales is helped by Prince Louis of Wales (L) as he uses an excavator while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut

AfterPrince Georgerode around with his dad, it wasPrince Louis' turn to take a ride.Prince Williamwas all smiles as he steered the excavator with his son on his lap.

10of 21Getting Some Help from MomDaniel Leal - WPA Pool/Getty ImagesPrince Louiseventually got a little help from mom as he pushed the wheelbarrow to the path.

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Getting Some Help from Mom

Prince Louis of Wales helps his mother, Catherine, Princess of Wales, take part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Prince Louiseventually got a little help from mom as he pushed the wheelbarrow to the path.

11of 21A Tasty TreatDANIEL LEAL/POOL/AFP via Getty ImagesPrince Louisreally seemed to enjoy his roasted marshmallow as the kids joined around the campfire.

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A Tasty Treat

Prince Louis of Wales enjoys a toasted marshmallow as he takes part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Prince Louisreally seemed to enjoy his roasted marshmallow as the kids joined around the campfire.

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Kate Middleton, Princess Charlotte and Prince Louis.DANIEL LEAL/POOL/AFP via Getty Images

Prince Louis of Wales pushes a wheelbarrow as he follows his mother, Britain’s Catherine, Princess of Wales (L) and sister Britain’s Princess Charlotte of Wales while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Kate MiddletonandPrincess Charlotteled the way as they helped out with various activities. Anne Edwards, an adult Scout helper at the event, told PEOPLECharlotte adorably kept her little brother in lineduring the royal engagement.

13of 21Preparing the ShotPrincess Charlotte.DANIEL LEAL/POOL/AFP via Getty ImagesPrincess Charlottelooked super focused as she prepped her shot.

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Preparing the Shot

Princess Charlotte.DANIEL LEAL/POOL/AFP via Getty Images

Princess Charlotte of Wales tries her hand at archery while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Princess Charlottelooked super focused as she prepped her shot.

14of 21Thumbs-Up from MomKate Middleton and Prince Louis.DANIEL LEAL/POOL/AFP via Getty ImagesKate Middletonappeared to give the cameras a thumbs-up as she walked with her youngest,Prince Louis.

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Thumbs-Up from Mom

Kate Middleton and Prince Louis.DANIEL LEAL/POOL/AFP via Getty Images

Prince Louis of Wales (R) holds the hand of his mother, Britain’s Catherine, Princess of Wales (L) while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Kate Middletonappeared to give the cameras a thumbs-up as she walked with her youngest,Prince Louis.

15of 21Getting Some Advice From DadDaniel Leal - WPA Pool/Getty ImagesPrince Williamwatched on as his oldest,Prince George, lined up a shot.

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Getting Some Advice From Dad

Watched by his father Prince William, Prince of Wales, Prince George of Wales tries his hand at archery while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Prince Williamwatched on as his oldest,Prince George, lined up a shot.

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Catherine, Princess of Wales (L) and Britain’s Prince Louis of Wales (R) watch Britain’s Prince William, Prince of Wales (not pictured) as he uses an excavator while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Kate Middletonseemed to point out something to her son as they volunteered during The Big Help Out.

17of 21Seeing How It’s DoneDANIEL LEAL/POOL/AFP via Getty ImagesKate Middletongot down toPrince Louis' level as they watched the excavator.

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Seeing How It’s Done

Prince William, Prince of Wales (not pictured) as he uses an excavator while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Kate Middletongot down toPrince Louis' level as they watched the excavator.

18of 21Arts and CraftsPrince Louis.DANIEL LEAL/POOL/AFP via Getty ImagesPrince Louisgot his hands dirty as he did some hand-painting on a wall mural.

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Arts and Crafts

Prince Louis.DANIEL LEAL/POOL/AFP via Getty Images

Prince Louis of Wales uses his hand to make a paint decorations on a wall while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Prince Louisgot his hands dirty as he did some hand-painting on a wall mural.

19of 21Making His ShotPrince Louis.DANIEL LEAL/POOL/AFP via Getty ImagesPrince Louis, known forhis adorable facial expressions, seemed super concentrated as he lined up his shot.

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Making His Shot

Prince Louis of Wales tries his hand at archery while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Prince Louis, known forhis adorable facial expressions, seemed super concentrated as he lined up his shot.

20of 21Leaving His MarkDANIEL LEAL/POOL/AFP via Getty ImagesPrince Georgealso made his mark as he did a handprint on the wall mural.

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Leaving His Mark

Prince George of Wales uses his hand to make a paint decorations on a wall while taking part in the Big Help Out, during a visit to the 3rd Upton Scouts Hut in Slough

Prince Georgealso made his mark as he did a handprint on the wall mural.

21of 21Lending a Helping HandPrince George.Prince Georgeused a power drill as he volunteered during The Big Help Out.

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Lending a Helping Hand

Prince George.

The Coronation Of Their Majesties King Charles III And Queen Camilla - The Big Help Out

Prince Georgeused a power drill as he volunteered during The Big Help Out.

source: people.com