AAAS
Identification and Classification of Grassland Plants
Take learning outside and start classifying grasslands. Young ecologists observe grassland plants in order to classify them into the appropriate species by family. They note their characteristics and where they grow. A true field...
It's About Time
A Moving Frame of Reference
We often remind pupils to cite their references, but this lesson helps them understand there are many frames of reference. Scholars experiment with throwing a ball straight up in the air and catching it. Then they must do it again while...
LABScI
Viscosity: The Fluid Lab
There's more to fluids than meet the eye—they include gases, liquids, and polymers, too! Scholars complete three hands-on activities exploring different properties of fluids. They explore viscosity by measuring the resistance, or...