jsPerf.com lets you write two equivalent ways to accomplish something in JavaScript and it then measures how fast each method is in every browser you run the test in. Other…
…different, motivated by the next “aha!” moment. Every chance to interact with phenomena is an opportunity for personal scientific discovery. However, these opportunities are all too often unidentified or unavailable,…
…analytics, automation, and advanced manufacturing technology. Prime among its elements is the Internet of Things (IoT), the under-the-radar network of devices in appliances, manufacturing plants, packaging, and shipping containers that…
…1. Thomson Experiment: concord.org/stem-resources/crookes-electrodes Figure 2. Electron Properties: concord.org/stem-resources/electron-properties Figure 3. Rutherford Experiment: concord.org/stem-resources/rutherford Try these interactives The “Thomson Experiment” interactive (Figure 1) simulates one of J. J. Thomson’s experiments…
…made an ideal ‘floating laboratory’ for the development of the earliest micro-organisms.’ Floating pumice could have been exposed to lightning, oily residue and metals from hydrothermal vents, and ultraviolet light….
…happy to announce that teachers can now do just that! Teachers can scroll through a grid of students’ work and view responses to multiple-choice, open-ended, drawing questions, and more. Most…
…science, technology, engineering, and mathematics resources that are more socially and culturally relevant, how to support teachers in contextualizing materials to better meet students’ needs and backgrounds, how to ensure…
…browser. When we think of fun, hackable, multi-probe sensors, though, we naturally think of Arduinos — we are open-source geeks after all. In thinking of ways to display Arduino data…
…* 5) / 1024) – 0.5) * 100; // TMP36 sensor calibration atomicModel.temperature(temp); }); document.getElementById(‘runButton’).onclick = function() { arduino.start(); } } In thinking of ways to display Arduino data in…
…Through this network, students will be able to share their thermal images and solar designs—along with their scientific analyses, feasibility studies, and presentation slides—with friends, parents, schools, governments, and companies….