A Few Quick Quizzes,

this is a sneak preview,

 can you find the caterpillar in the sushi?

 the umbrella in the ostriches?

 the turtle in the lily pads?

 the mushroom in the jellyfish?

or lastly the snake in the melons? these quizzes are posted by Lenstore, who use these tests to see if you are colour blind amongst other things, at the store quiz site there is a countdown clock where you have 45 seconds to click on to the object, or the quiz changes to the next one, great fun!