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A MEL Physics optics kit with a large mirror, lenses, colored filters, handheld tools, and instruction booklets, arranged to showcase playful science experiments.

Reflections Set

$ 55.99
$ 55.99
A clear glass drinking with blue and turquoise retro-style science labs equipment, such as a beaker, Bunsen burner, and test tubes.

Retro Science Lab Drinking Glass

$ 20.00
$ 20.00
Gold enamel pin in the shape of a robot with a blocky head, gray body, and red details.

Robot Baby Pin

$ 12.99
$ 12.99
"Rock and Minerals" is a pocket-sized paperback book with an orange cover there are multiple rocks in rows set behind a centerpiece featuring multiple ruby pieces embedded on the surface.

Rock and Minerals: Facts at Your Fingertips

$ 7.99
$ 7.99
Four colorful rock candy sticks on wooden sticks against a white background

Rock Candy

$ 2.50
$ 2.50
Rock tumbler with accessories and instruction manual on a white background

Rock Tumbler

$ 80.00
$ 80.00
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A hand holding a blue and red rocket shaped bath toy that is pouring water from the bottom.

Rocket Bath Toy

$ 24.99
$ 24.99
The large-format hardcover book has a graph background with a young girl in a similar headscarf as Rosie the Riveter, a man flying in parachute pants, and tools and building materials underneath them.

Rosie Revere, Engineer by Andrea Beaty

$ 19.99
$ 19.99
Set of two pins. Rosie the riveter pin and a blue word bubble with "We can do it" in white letters.

Rosie the Riveter and We Can Do It Enameled Pin Set

$ 16.00
$ 16.00
The Rubik's Impossible Puzzles iridescent tiles change color when viewed from different angles.

Rubik's Impossible Puzzle Cube 3x3

$ 24.00
$ 24.00
A 3x3 cube with different colored squares of green and white.

Rubik's Re-Cube 3x3 Puzzle

$ 19.99
$ 19.99
Set of two enamel pins. Ruth Bader Ginsberg's face with white collar. Silver rectangular pin with the words "I dissent" in black.

Ruth Bader Ginsburg & I Dissent Enameled Pin Set

$ 16.00
$ 16.00
Book cover of 'Sally Ride' from 'Little People, BIG DREAMS' series on a white background

Sally Ride (Little People, Big Dreams Series)

$ 15.99
$ 15.99
Two cable cars are moving through California street near Chinatown. Red and blue vehicles from the 1940s line the road.

San Francisco Boardgame

$ 34.99
$ 34.99
Schrodinger's Cat Mug (Set of 2)

Schrodinger's Cat Mug (Set of 2)

$ 28.00
$ 28.00
Front cover of the children's book 'Science Comics Cats: Nature and Nurture' by Andy Hirsch, featuring colorful cartoon illustrations of various cats and big cats in an illustrated jungle scene.

Science Comics: Cats: Nature and Nurture

$ 13.99
$ 13.99
Front cover featuring a colorful illustration of a coral reef and a scuba diver.

Science Comics: Coral Reefs

$ 12.99
$ 12.99
Front cover of the book 'Science Comics Dogs: From Predator to Protector' by Andy Hirsch, featuring a colorful cartoon illustration of a white and brown dog in a blue cape catching a yellow ball, surrounded by other dog characters on a warm yellow-orange background.

Science Comics: Dogs: From Predator to Protector

$ 0.00
$ 0.00
Colorful illustration of two figures plugging into a giant socket.

Science Comics: Electricity: Energy in Action by Andy Hirsch

$ 12.99
$ 12.99
Science Comics: Robots and Drones: Past, Present, and Future by Mairghread Scott

Science Comics: Robots and Drones: Past, Present, and Future by Mairghread Scott

$ 13.99
$ 13.99
Front cover of the children's book 'Science Comics Rockets: Defying Gravity' by Anne Drozd and Jerzy Drozd, featuring a colorful cartoon illustration of a rocket launching amidst flames and clouds.

Science Comics: Rockets

$ 12.99
$ 12.99
Book cover of 'Science Comics: Spiders' with cartoon spiders and a scientist character on a green background.

Science Comics: Spiders, Woldwide Webs

$ 13.99
$ 13.99
Science Comics: The Senses: Signals and Stimuli

Science Comics: The Senses: Signals and Stimuli

$ 13.99
$ 13.99
This paperback comic illustrated the life of an acorn who has been given human characteristics and sits happily smiling with open arms on his oak tree in the forest.

Science Comics: Trees: Kings of the Forest by Andy Hirsch

$ 12.99
$ 12.99