Howard Hughes Medical Institute
EarthViewer
Can you imagine Washington DC and London as close neighbors occupying the same continent? Learners will be fascinated as they step back in time and discover the evolution of the earth's continents and oceans from 4.5 billion...
Journey Through the Universe
Our Solar System
Take your class on a journey through our solar system. Learners explore each planet, from Mercury to Pluto, and discuss various features that differentiate one from another. They complete activities related to the topics and discuss the...
Curated OER
Measuring Quantities of Gases Activity
Learners use a pipette to mix small amounts of food coloring into water. They visualize the small quantities of parts per million and parts per billion. Contrary to the title, the lesson is about liquid amounts rather than gas amounts....
Curated OER
Bacterial Movement Through Water Part 2- Dilution/Powers of Ten
Learners make dilutions using dulution trays. They keep track of their dilutions and the concentrations of solute, to parts per million (ppm) and parts per billion (ppb), in order to have an comprehension of the terms. Students make...
Beyond Benign
PPM
The 15th lesson in the series of 24 helps your classes understand the ppm (part per million) unit of measure. First, scholars experiment with food coloring to determine concentrations before applying their findings to calculate...
Curated OER
How Small is It?
Young scholars better understand what a concentration of one part per million means through activities. Students discuss "Maximum Contaminant Level" of a toxic in the water. They measure the classroom to find out how many cubic...
Intel
How Can I Relate?
How much is a million? This unit has a set of lessons investigating large numbers on the order of millions and billions. A culminating project has groups creating a slideshow and poster about large numbers found in the school and/or...
Curated OER
Gravity Gets You Down
Learners investigate the force of gravity and how it effects different objects that are put into acceleration when applied the experiment of free falling. They drop different objects that have a variety of masses and some that cause air...
Curated OER
The Electric Sieve
High schoolers examine different mixtures and how they can be separated. In this electric sieve lesson students complete an activity that allows them to separate mixtures.
Curated OER
What is a Pico?
Students label objects in their classroom based on mass and volume using the metric system. They examine the relationship between the numerical value and the corresponding metric unit.