Primary challenges (ages 5-11)

Typically completed by 5-11 year olds, CREST Star and SuperStar challenges relate to everyday experiences. Children complete eight activities to gain a CREST Award, with each activity taking between 45 minutes and one hour to complete.

The activities are designed to be easy-to-run and low-cost. You don’t need to be a teacher, have a science background or have access to specialist equipment to run them. The packs contain helpful hints and tips for you to use, explaining the scientific themes and offering guidance on conversation topics for your children.

There are more CREST approved resources that have been developed by our partners and providers specific to your region.

To browse the packs, click the buttons below or scroll down.

5 years ago

All SuperStar challenges

  • Text
  • Handson
  • Stem
  • Challenges
  • Discussion
  • Explore
  • Create
  • Experiment
  • Investigate
  • Toothpaste
  • Materials
  • Glue
  • Tomato
  • Yoghurt
  • Superstar
The activities in this pack have been selected from our library of CREST SuperStar challenges. Children need to complete eight challenges to achieve a CREST SuperStar Award. If you want, you can mix and match challenges from different packs, as long as children complete eight SuperStar challenges. This resource is published under an Attribution - non-commercial - no derivatives 4.0 International creative commons licence (

Discus Dilemma Activity

Discus Dilemma Activity Card Mr Cleanup, Startown Primary School’s caretaker, is very excited. He thinks that a tiny UFO has landed on the playground. Local detective, Miss Terry, has come to investigate. “It’s not a spaceship,” she tells an embarrassed Mr Cleanup, “it’s a discus!” Now the children want a discus-throwing competition, but they’ve only one discus. Can you help? Your challenge Design and make a discus to be used in the competition. Discuss Have you seen a discus before? Why do you think it’s shaped like that? What might make a good discus?

Getting started 2/2 Think about the shape of a discus. How can you use the materials to make a discus? You can make more than one discus to try out different designs. Test your ideas How will you decide which is the best discus? What is the best way to throw your discus? What makes a difference to how the discus flies? You could record your results in a table like this one: Distance travelled Discus #1 Discus #2 Discus #3 Share your ideas You can create a labelled design for your discus or write a report for the Star Town News about what happened during your discus-throwing competition. Extra things to do Find out what materials are used to make a real discus. What is the furthest an athlete has thrown a discus? How long ago was the first discus-throwing competition? British Science Association Registered Charity No. 212479 and SC039236

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Star level

Collections of one hour challenges recommended for children aged 5-7 years that relate to children’s everyday experiences. Find out more about this level and how to gain a CREST Award on the CREST Star page.

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SuperStar level

Collections of one hour challenges recommended for children aged 7-11 years that realate to broader situations that children are likely to have come across. Find out more about this level and how to gain a CREST Award on the CREST SuperStar page.

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