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Crocheted Drink Coasters Stack Up as a Veggie Sandwich
Pros of having a crocheted sandwich: Doesn't get moldy, is very cute. Cons of having a crocheted sandwich: Can't eat and we are very hungry.

Crochet a Wonder Woman Inspired Coaster Set
You can crochet a simple star inspired by Wonder Woman and the bold lines and colors of old comics.

Build a Rustic Cedar Hot Tub for Under alt=
After a long day of working on the homestead, nothing beats a warm soak in a rustic cedar hot tub that was built for under $1000.

Build a Low-Pressure Propane Source
Most propane-based projects only require a basic low-pressure source. You can build one from off-the-shelf parts.

Transform a CD Case into a Hologram Illusion
Build a tiny “Pepper’s Ghost” illusion to play holograms on your smartphone!

Gaze Across the Solar System with a 3D-Printed, Raspberry Pi Telescope
The PiKon telescope is an open source, 3D printed, Raspberry Pi telescope supported by a growing community of amateur scientists.

Howtoons: Cut and Fold Platonic Mathematical Shapes
Platonic solids are great mathematical fun. Print, cut, and fold these shapes for homemade gaming dice — or use as templates for larger shapes!

Grow Crystals That Glow with Magnetic Induction
You can grow a crystal around an LED light that's powered by magnetic induction.

Make Edible Paper in 3 Easy Steps
You can whip up this super-easy edible paper in as little as 15 minutes and use it for secret messages, decorative foods, and more!

Crush Cans Effortlessly with an Arduino-Powered Arm
Use an Arduino and an H-bridge motor circuit to build an automatic can crusher

Play Pinball in Virtual Reality with Real Haptic Feedback
Build the “PinSim” cabinet controller and play VR pinball with real flipper buttons and an accelerometer-based nudge system!

Test Your Grip Strength with a DIY Carnival Game
Build a carnival-midway strength tester game using strain gauges and a comparator chip