CSIRO Helix - Win a Optical Science and Art Kit - Mail / Email & Answer Question

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If you've got a copy of the current issue of The Helix, enter our competions for some great prizes. Only one entry per person per prize is allowed. The closing date for all entries is 31 July 2011.

Send your entries to:

The Helix competitions
CSIRO Education
PO Box 225
Dickson ACT 2602

or email helixassist@csiro.au

Don't forget to include your name, age and address, plus your Double Helix membership number - only current members will be eligible to win. If you are entering more than one competition, put each entry with your details on a separate peice of paper.

You won't believe your eyes! This kit is packed with optical illusions and amazing visual phenomena involving light, colour, shape, depth and scale. This is your chance to explore the science of human perception with more than 42 hands-on activities.

To enter this competition, send in your best explanation of a favourite optical illusion.
 


Terms and conditions - competitions
1.To be valid, all entries must include name, address, age of entrant and Double Helix membership number.
2.All entries become the property of CSIRO and will not be returned.
3.Entering the competition assigns copyright to CSIRO.
4.Entries will be judged on creative merit, not chance.
5.Age will be taken into consideration when judging.
6.All decisions on competitions are final and will not be discussed further.
7.Winners will be notified by mail and the name and state/territory of the competition winners only will be published two issues later.
8.CSIRO shall not be liable for any damage or loss suffered in connection with any of the prizes.
9.In the case that prizes become unavailable after publishing date, CSIRO will send an alternative prize.
10.Competition entries must be the entrant's own work.
11.It is the responsbility of the entrant to ensure copyright of their entry is not assigned elsewhere.
12.Winners should allow six weeks for prize delivery.