What Is Pi?
Pi (3.14159265359...) is the ratio of the circumference of a circle to the diameter. If you divide the circumference of any circle by the diameter, you will always get exactly the same number, Pi. Mathematicians use the symbol π to represent pi. That makes the formula for the ...
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Help Your Kids Learn to Code with CoderZ
Review and Giveaway - Giveaway Open Through April 15, 2022
When my son was in middle school and on a FIRST Robotics team, I really wanted to help my kids learn to code, but at the time (2009), there weren't any online or offline resources to do so. Having been a systems designer for ...
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Observing Seeds
While most of us think about seeds in the springtime, autumn can be a great time to revisit the topic, investigate and observe leftover seeds from gardening packets, plant a winter windowsill garden, and make fun crafts with scavenged seeds picked up on nature hikes. The next time you need a quiet ...
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Parts Of A Flower Lesson Printable
My son is currently learning about flowers and their role in plant reproduction. We could have just read about flowers and called it good, but what's the fun in that? We decided to make it more hands-on flower lesson. Here's how you can, too.
<Head outside and collect ...
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Life Cycle Of A Plant Lesson {and Printables!}
One of the best hands-on science lessons you can do with your kids is learning the life cycle of a plant. When my kids were little, they were amazed that they could start with a tiny seed in their hand, give it proper care, and then watch it grow into a large plant with leaves, flowers, fruits, and ...
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Make A Model of a Robotic Arm End Effector
The history of robots begins in 350 BC with Archyta of Tarentum. He built a mechanical bird that was propelled by steam. The ancient Greeks liked to build mechanized figures of animals and humans. These mechanized figures are called automata. People still make automata today.
In 1495 Leonardo ...
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