🔥Consume $39.99 and up Free Shipping🔥Spend $49 get $5 off🔥Spend $59 get $10 off🔥

Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing
Puzzle and Interesting Moire Stripe Raster Drawing

Puzzle and Interesting Moire Stripe Raster Drawing

Regular price $19.99 Sale price $12.90

  • 100% Money Back Guarantee.
  • Shipping>>Worldwide Express Shipping Available
  • Handling time>> Ship within 24 hours after payment
  • Shipping>>Consume $39.99 and up free shipping

Want to give children a puzzle and interesting gift?

How about this moire stripe raster drawing?

Feature

A creative raster animation based on the Moiré fringe principle

Moire streaks are an optical phenomenon first discovered in the 18th century by Mr. Mohr, a French researcher. Moire fringes are visual results of interference between two lines or two objects at a constant Angle and frequency. When the human eye cannot distinguish these lines or two objects, the pattern in this optical phenomenon is moire fringes.

product description
  • Adapt to age:5-12 years old
  • Scientific principles:Moire fringe principle
  • Product Dimensions: A4:210x 297mm;A5:148x 210mm.Each set contains one raster plate and several grating film.

How to use?

Each set contains one raster plate and several grating film.Just choose one grating film you like and put it on a smooth surface,put the raster plate on plate which you chosse and slowly sliding.Trust me,You will see a magical scene!

Why choose us?
Toys that can learn knowledge!
  1. Learn to operate, exercise skills
  2. Learn how to think in experiments
  3. Enjoy the fun of experiment

Cultivate interest in learning!No damage to vision!

Keep children away from computer games, TV and electronic devices for a while.Protect your child's eyesight.

Parent-child interaction!DIY together!

 Why not take it and have fun with your children?This will be a good gift!

 Our Guarantee

Buying online can be an intimidating experience.  That is why we offer a 100% satisfaction guarantee and want you to be happy with your experience with. We want you're as our lifelong customer.

We want you to realize that there is absolutely NO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right.

We have our 24 hours Email Support ready to help you if you need anything at any time. Please contact us if you need assistance.

We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance.

【Reliable After Sale Service】: 90-Day Money Back Guarantee, 1 Year Replacement and Ready to respond within 2 hours.

Without PayPal?

  • Click the "Add to Cart" button now!.
  • Limited Quantity - Will sell out fast!
  • You don't need a Paypal account to check out.
  • Paypal accepts all payment credit cards. 
  • Just select "Paypal" and click the "Pay with Debit or Creditcard" button