plastic waste

Plastics – term commonly used to describe a wide range of synthetic or semi-synthetic materials that are used in a huge and growing range of applications. Trash / Garbage, unwanted or undesired waste material Litter, material discarded in inappropriate places Municipal solid waste, unwanted or undesired waste material generated in a municipal environment Growing problem – tiny plastic particles Invisible plastics in water — ScienceDaily A recent study showed that more than 90 percent of tap water in the U.S. contains nanoscale plastics that are invisible to the human eye,… eGFI – For Teachers » Plastic Hits the Road where plastic … Continue reading plastic waste

@ home

Challenge Cards Dyson engineers have designed these challenges specifically for children. Ideal for home or in the classroom, they encourage inquisitive… Dyson creates engineering challenges for kids in lockdown Designers working with the James Dyson Foundation have devised a series of science and engineering tasks they say can help keep kids ente… Solar-powered center puts sustainability at heart of the community The Bayswater Early Years Hub’s roof is covered in solar panels, which are hooked up to a series of batteries. It’s designed to r… Another possible use for coffee grounds: Biodegradable plastic Coffee grounds certainly showed promise, as approximately … Continue reading @ home

hinge

Hinge A hinge is a mechanical bearing that connects two solid objects, typically allowing only a limited angle of rotation between them. Two ob… Types of Hinge Mechanisms | eHow The hinge is one of the most important pieces of hardware you’ll find inside or outside your house. A hinge is simply two leaves held… Ten Fold: The Levers video 2:25 great demonstration of hinges and levers paper airplanes – engineering 4 kids Elevator is the aeronautical term for the hinged flap at the tail section of a plane that causes it to either climb (gain altitude) or di… wing … Continue reading hinge

Xprize w2020

Since 1994, XPRIZE has designed and launched multi-million dollar prizes in the domain areas of Space, Oceans, Learning, Health, Energy, Environment, Transportation, Safety and Robotics. https://www.xprize.org/prizes Some of these have been “completed” but in reality, the work on these important projects is ongoing, long after the XPRIZE has been awarded. Because they cover a broad range of interests, several past challenges are included here so you can select from these as well. Recycling CO2 into Valuable Products https://www.xprize.org/prizes/carbon   https://wikieducator.org/User:Faithgbsn/MidTermProject Three of the four companies I researched use slightly different technologies to convert CO2 from the air into carbon nanoparticles … Continue reading Xprize w2020

tools

  Tools Humans make tools to make the job of making things easier, more precise, bigger, stronger, smaller, … Take a look at these resources. Some questions to think about Why were these tools created? How are they being used today? What are some new tools that will be required in the future? What new things will we be making that need new improved tools? 2014 Year in Review: Power Tools and Hand Tools – Core77 Whether hand or power, where would we be without our tools? Some of you earn your living with them, others among you retreat to … Continue reading tools

knots

“Knots” by What Indie Nights is licensed under CC BY-NC-SA 2.0 Knot: an intentional complication in cordage which may be useful or decorative. Practical knots may be classified as hitches, bends, splices, or knots. a hitch fastens a rope to another object a bend unites two rope ends a splice is a multi-strand bend or loop A knot in the strictest sense serves as a stopper or knob at the end of a rope to keep that end from slipping through a grommet or eye. Learn more… Untangling the mechanics of knots | MIT News new knot theory may provide … Continue reading knots

wedge

“wedges” by shutterbean is licensed under CC BY-NC-ND 2.0   Wedge: Two inclined planes joined back to back. Wedges are used to split things. examples: Axe, Zipper, Knife A wedge is a triangular shaped tool that is thicker on one end (the blunt end) and thinner on the other end (the edge.) A slice of pie is the shape of a wedge. Wedges are one of the six simple machines. It can be used to separate two objects, split an object, lift an object, or hold an object in place. more… Early farming tools One of the earliest farming tools … Continue reading wedge

textiles, fabric

textile – engineering 4 kids Cloth, textile or fabric are similar names for manufactured material. They are made by weaving or knitting fibres together. Cloth can be… Materials General Beads Dyes Fibres Metal threads Non-woven materials Threads Woven and interlocking … Continue reading textiles, fabric

boats, space, paint

Pigments through the Ages – Choose a time period From prehistoric times, humans have left an imprint on their environment in the form of painted images, which both beautified their world and expressed their thoughts and feelings. It may be that p… The Colorful History of Paint | EarthDate By 40,000 years ago, tribes in Europe, Australia, and Indonesia painted images of hunters and herders on cave walls, and had expanded their palette to include many colors.Pigments for these paints… Paint – Wikipedia Paint is any pigmented liquid, liquefiable, or mastic composition that, after application to a substrate in a … Continue reading boats, space, paint