Compact Curiosities: Growing Crystals

Brooklyn Superhero Supply Co.

Inkerie Pen Holder Sticky Note Block

Brooklyn Superhero Supply Co.

Bubbles of Steel: Touchable and Heroic bubbles

$8.00

Brooklyn Superhero Supply Co.

Swell Polymer Brain

Adventure Awaits

Crystal Growing Experimental Kit

$29.19

Signs Of Justice

4.9

(993)

The Your Vote Counts More postcard set, front and back. Fewer people vote in midterms. That makes your vote count more. November 3, 2026.

Brooklyn Superhero Supply Co.

Huckleberry Pocket Microscope

Tigertree

Inkerie Pink Magnetic Memo Board

$16.00

Copernicus Toys

Crystal Growing Seasons | Experience all the seasons today!

$19.99

Brooklyn Superhero Supply Co.

Copernicus Glowing Putty, Gels & Slime Kit

Brooklyn Superhero Supply Co.

Inkerie Notepad with Sticky Notes Set and Pen

$22.50

E-UP Games

(40)

Brooklyn Superhero Supply Co.

826NYC Review #15 (eBook)

The Little Things

Crystal Growing Kit

£3.75

Brooklyn Superhero Supply Co.

A Whale in Space (eBook)

The New York Public Library Shop

Crystal Growing: Cherry Tree

$10.00

Brooklyn Superhero Supply Co.

Curious Engineer: Catapult

$35.00

A2Z Science & Toys

Cherry Tree Crystal Growing Kit

$7.99

Knitting Cult Lady

(127)

Brooklyn Superhero Supply Co.

Inkerie Set of 3 Sticky Note Memo Pads

$12.50

Brooklyn Superhero Supply Co.

Walking Alarm Clocks with Feathers Everywhere

Brooklyn Superhero Supply Co.

826NYC Review #14 (ebook)

Brooklyn Superhero Supply Co.

Inkerie A5 Notebooks (Set of 3)

Brooklyn Superhero Supply Co.

Trains of Feelings, Tracks of Thoughts (eBook)

Learning Express Toys & Gifts - Woodstock GA

Crystal Growing Kit

$16.99

DFTBA

(2.5K)

Shop Merci Milo

Rocks of USA

$7.99

Brooklyn Superhero Supply Co.

Tracerbot - Inductive Robots Follow The Line You Draw

Disco nights at home

Movement games, rhythm toys, and glow wands.

Brooklyn Superhero Supply Co.

Copernicus Bouncing Planet Maker

$14.00

Copernicus Toys

Crystal Growing Redwood Forest

$15.99

Brooklyn Superhero Supply Co.

Inkerie Sticky Note Dispenser

$12.50

Brooklyn Superhero Supply Co.

Entry '27

A boxed crystal growing cactus kit with an example of the kit in action on it's right.

Fair Play Projects

Saguaro Cactus Crystal Kit

$7.00

Brooklyn Superhero Supply Co.

The Word That's Missing

Einstein's Attic

Crystal Growing Coral Reef

$23.99

Brooklyn Superhero Supply Co.

Bubble Gum Chemistry Kit

Brooklyn Superhero Supply Co.

Copernicus Edible Chemistry Kit

Brooklyn Superhero Supply Co.

Compact Curiosities: Human-Powered Light Bulb

Rainy day marble runs

Magnetic runs, wooden tracks, and launchers.

Pink metal memo board with four colorful magnets in fun shapes.

Mood Janesville

Magnetic Desktop Memo Board, 2 Colors

$16.00

Brooklyn Superhero Supply Co.

826NYC Review #16

City Bird

Crystal Growing Maple Tree

$7.00

Cherry tree packaging with an image of the fully grown cherry tree crystals beside it.

Exploratorium

Cherry Tree Crystal Growing Kit

$7.95

Belleville Market

Crystal Growing Volcano Craft Kit Science Kit - Copernicus Toys

$10.00

Brooklyn Superhero Supply Co.

Compact Curiosities: Whole Geode

$6.00

Brooklyn Superhero Supply Co.

Root Beer Chemistry Kit

Brooklyn Superhero Supply Co.

Huckleberry Cable Transport

$25.00

Because Science

Crystal Growing Kit

$6.99

Brooklyn Superhero Supply Co.

Those Memories Have Everything They Need (eBook)

Brooklyn Superhero Supply Co.

826NYC Review #16 (ebook)