Toysmith Euler's Disk Science Kits & Toys School Learning Games for Girls Boys

Description

Toysmith Euler's Disk Science Kits & Toys School Learning Games for Girls Boys
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Toysmith Euler's Disk Science Kits & Toys School Learning Games for Girls Boys
FEATURES
Product Description
Fascinating Desktop Illusions! Spin the holographic disk on the mirror. Does it speed up? Listen to its rhythmic sounds. Why does the humming get louder as the speed of the disk increases? This patented 3" diameter chrome-plated steel disk creates a hypnotic display of light and sound as it rotates. Includes Euler's Disk, 9" concave mirror base and nine pieces of magnetized holographic foil. Complete with instructions and the scientific answers!
From the Manufacturer
Give the Euler's Disk! This patented 3" diameter chrome-plated steel disk creates a hypnotic display of light and sound as it rotates. Includes Euler's Disk, 9" concave mirror base and nine pieces of magnetized holographic foil.
Spin science into art.
You won't believe your eyes or ears.
Disk will spin faster and louder the longer it goes.
Just give it a spin and gravity does the rest.
A hypnotic display of light and sound.
Patented 3" diameter chrome-plated steel disk
Creates a hypnotic display of light and sound as it rotates
Includes Disk, 9" concave mirror base and 9 pieces of holographic foil
Foil is magnetized
width: 10 x height: 9.5 x length: 1.5 x weight: 2.03
PAYMENT
We stand behind our products.
Items can be returned for exchange or full refund within 30 days from the date you receive your merchandise. We are not responsible for any purchase after this 30-day period.
SHIPPING
Shipping is FREE to all addresses other than APO/PO boxes in the lower 48 states. All our stock ships from our US-based warehouses. Shipped via USPS or UPS (depending on location and package weight) Unless stated otherwise, all orders will ship within 24 hours of your payment being processed. Check our feedback to see the great reviews of FAST shipping we offer.
DELIVERY & RETURN POLICY
Domestic lower 48 free shipping is expedited. We have many different shipping locations depending on the product you buy and the shipping location that you choose. We try to ship most items within 24 hours of payment Monday-Friday. Most orders are in transit for two days but some may take longer. If you have a specific time frame please contact us before you make the purchase.
Return shipping is the buyer's responsibility unless the return is a result of our mistake. We will pay for shipping replacement back to you if an exchange is requested.