Priya plans a boat to carry her toy dog across water. Which rule is needed for that job?

• Float while carrying the toy dog
• Be red with blue spots
• Fold flat for storage

Before Alex builds a den, what should he decide first?

• Which paint to buy and which brush to use
• Who will use it and what it must do
• How soon to finish and where to keep it

Design criteria are the simple rules your design must follow.

Ben tells a friend that his rocket will have three fins and a pointy top. What is Ben doing?

• Describing the rocket's shape and parts
• Building the rocket's fins and pointy top
• Testing whether the rocket can stand

Zara's card had to stand up on its own. It fell over every time. Did it meet that rule?

• Yes, because she finished making it
• Yes, because it had bright colours
• No, because it fell over every time

Sam designs a bag for Ana. How can he find out what she needs to carry?

• Choose pockets from his own favourite bag
• Ask Ana which things she carries each day
• Copy the colours from a shop advert

Mia says, 'I will make a holder for my pencils.' Her friend asks what it will look like. What should Mia add?

• Describe its shape, parts and their jobs
• Say when she will start making the holder
• Say where she will buy the glue and card

Leo made a card holder but never checked whether it did what his plan asked. What did he miss?

• Add more glue without checking the plan
• Draw it again without testing the holder
• Check it against the rules in his plan