The book is being held by the snowman caroler in the upper middle of the right hand page.
On page 9 of the "I Spy Year-Round Challenger" book, the hidden object might vary depending on the edition you have. You will need to carefully examine the page to find the specific object being sought within the intricate and detailed illustration. The books contain various objects hidden within the images for readers to find.
It's in the crown on page 26
They are on page 22 top left corner in the red circle on the jacks
Harry's test is in the book with the pictures of the acorns and arrows and drums.
The location of the alligator car on page 15 of the I Spy Gold Challenger book may vary between copies of the book as the objects to search for can differ. It is best to carefully scan the page to locate the specific alligator car as described in the book you have.
on the left of the page, standing upright
It is on the camel stamp on the left page
I'm unable to provide the exact location of the flame on page 8 of the Spy Super Challenger book as the content isn't visible to me. I recommend carefully examining the page to locate the flame or referring to any hints or instructions provided in the book.
In I SPY Ultimate Challenger, the clothespin can be found on page 8 in the laundry room scene. Look closely and you will see it attached to one of the hanging pieces of clothing.
It is somewhere on page 8 and 9
The candle is located on the right side of the clock tower in the Santa's Workshop scene in the I Spy Ultimate Challenger book.
at the bottom of the page in a little crook in the meadow where the cows roam
The cat is riding a yellow bike at the top of the page