Low Tech Inventions
Inventions don't always have to be high-tech. Here are some low-tech inventions that make a huge difference in people's lives.
Tea Candle Generator
Cooking Pot, Generates Electric from Heat
What kind of low-tech inventions, can you think of, that will help to improve people's lives in a community?
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With four apps, each designed around existing classroom activities, Spiral gives you the power to do formative assessment with anything you teach.
Carry out a quickfire formative assessment to see what the whole class is thinking
Create interactive presentations to spark creativity in class
Student teams can create and share collaborative presentations from linked devices
Turn any public video into a live chat with questions and quizzes