You to can make beautiful stunning gift boxes like this! with just a couple of sheets of A3 Card, I used the Pink Frog A3 card as this is great quality for construction projects.
I have put together a quick step by step video with all the measurements and know how you need to make up your own. so grab your supplies and have fun.

How to make this super quick and easy Box in a Box -Gift Box. Ideal for any occasion and makes even less expensive gifts look fabulous.
you make have seen me demonstrate this on Create & Craft TV and many of you have asked to see it again so see the video below for measurements and how to put this together.

The card and products used in this project are from Pink Frog Card & Crafts 

These Two sizes of Exploding Boxes fit so nicely nested together and can be used to hold photos or as a change from a standard birthday card.

You may have seen me demonstrate these on the Pink Frog Create & Craft TV Show. I have given you both imperal and metic measurments so you can create your own.

Imperal Version – Large Exploding Box 

• Box Base – Take 12″ x 12″ Card and score at 4″ & 8″ and then do a quarter turn and score again at 4″ & 8″ and burnish your score lines.
• Then draw a diagonal line on each corner square from the corner point to the centre square and cut the lines.
• You fold 2  triangles over the squares on each side to create the pocket, only attaching tape or glue on the bottom line.
• Decorate your Box Base.
• Box Lid – Cut card at 8 1/8″ x 8 1/8″ and score in at 2″ on all 4 sides and burnish.
• Decorate your Box Lid before gluding together.
• Snip small wedges out of the corner squares so when gluing your box lid together the corners look neat.
• Decorative Mats 
• Photo Mats – 3 1/2″ x 3 1/2″
• Outside side panels of Box Base – 3 1/2″ x 3 1/2″
• Box Lid side mats – 1 3/4″ x 3 1/2″
• Box Lid Top – Base Mat 3 3/4″ x 3 3/4″ and Top Mat 3 1/4″ x 3 1/4″

Imperal Version – Small Exploding Box 

• Box Base – Take 9″ x 9″ Card and score at 3″ & 6″ and then do a quarter turn and score again at 3″ & 6″ and burnish your score lines.
• Then draw a diagonal line on each corner square from the corner point to the centre square and cut the lines.
• You fold 2  triangles over the squares on each side to create the pocket, only attaching tape or glue on the bottom line.
• Decorate your Box Base.
• Box Lid – Cut card at 5 6/8″ x 5 6/8″ and score in at 1 1/4″ on all 4 sides and burnish.
• Decorate your Box Lid before gluding together.
• Snip small wedges out of the corner squares so when gluing your box lid together the corners look neat.
• Decorative Mats 
• Photo Mats – 2 1/2″ x 2 1/2″
• Outside side panels of Box Base – 2 3/4″ x 2 3/4″
• Box Lid side mats – 1 ” x 2 3/4″
• Box Lid Top – Base Mat 2 3/4″x 2 3/4″ and Top Mat 2 1/2″ x 2 1/2″

Metric Version – Large Exploding Box 

• Box Base – Take 30cm x 30cm  Card and score at 10cm & 20cm  and then do a quarter turn and score again at 10cm & 20cm and burnish your score lines.
• Then draw a diagonal line on each corner square from the corner point to the centre square and cut the lines.
• You fold 2  triangles over the squares on each side to create the pocket, only attaching tape or glue on the bottom line.
• Decorate your Box Base.
• Box Lid – Cut card at 15.2cm x 15.2cm and score in at 2.5cm on all 4 sides and burnish.
• Decorate your Box Lid before gluding together.
• Snip small wedges out of the corner squares so when gluing your box lid together the corners look neat.
• Decorative Mats 
• Photo Mats – 8.5cm x 8.5cm
• Outside side panels of Box Base – 9cm x 9cm
• Box Lid side mats – 2cm x 9cm
• Box Lid Top – Base Mat 9cm x 9cm  and Top Mat 8cm x 8cm

Metric Version – Small Exploding Box 

• Box Base – Take 22.5cm 22.5cm Card and score at 7.5cm & 15cm and then do a quarter turn and score again at 7.5cm & 15cm and burnish your score lines.
• Then draw a diagonal line on each corner square from the corner point to the centre square and cut the lines.
• You fold 2  triangles over the squares on each side to create the pocket, only attaching tape or glue on the bottom line.
• Decorate your Box Base.
• Box Lid – Cut card at 13.7cm x 13.7cm and score in at 3cm on all 4 sides and burnish.
• Decorate your Box Lid before gluding together.
• Snip small wedges out of the corner squares so when gluing your box lid together the corners look neat.
• Decorative Mats 
• Photo Mats -6.5cm x 6.5cm
• Outside side panels of Box Base – 6.5cm x 6.5cm
• Box Lid side mats – 2.5cm x 7cm
• Box Lid Top – Base Mat 7cm x 7cm and Top Mat 6.5cm x 6.5cm