Welcome to Growing Tree Toys. Skip directly to: main content, navigation, search box.

Visual Brainstorms Challenge Cards


Keep your brain sharp and ready with the Visual Brainstorms Challenge Cards from Thinkfun! These 100 challenge cards feature witty and intriguing puzzles of all types to intrigue the mind and challenge the brain. From logic puzzles, to mazes, to math problems, to codes that need cracked, each card offers something new and tricky. In addition, each card features a bonus question for additional fun!

From ThinkFun | 

Item # 6550 TF

Customer Reviews:
  • Currently 0/5 Stars.
(Write a review)
Recommended Age:
10 years and up
Usually Ships:
within 24 hours
  • 100% Safe Shopping
  • In Stock Guarantee
  • Fast Shipping
  • Easy Returns
  • Money Back Guarantee


  • Brain teaser challenges including logic puzzles, mazes, math challenges, coded messages and more
  • Bonus questions on each card
  • Includes 100 puzzle cards

Enlarge Main Item Image

Developmental Benefits

Learn more

Types of Play

Learn more

Product Rating

Write a review

Average Rating

  • Currently 0/5 Stars.

If you like the Visual Brainstorms Challenge Cards, then may we also suggest...