This topic has no lead wiki page.

Add one now

Notes tagged with time:3h

Ask a question about time:3h Subscribe to answer questions on this topic



Subscribe

by views by likes


Build a plant-based air purifier

by nshapiro over 2 years ago | 14 | 2,859 | 12


Host a collaborative map drawing workshop

by liz about 2 years ago | 0 | 252 | 2


PET Bottle & Rubber Band Rig

by mathew over 2 years ago | 1 | 528 | 2





Flame testing metal salts

by kgradow1 over 3 years ago | 2 | 4,673 | 8


DIY Formaldehyde Test Kit

by nshapiro over 4 years ago | 61 | 16,475 | 8



easy cut delta kite plans

by mathew almost 7 years ago | 4 | 14,777 | 2


Prototyping a kite for kids

by oscarbrett over 6 years ago | 2 | 2,618 | 4