Search Results
Showing results 501 to 515 of 515
Bag of Bones
Source Institutions
In this activity, learners will use cereal to conduct an experiment and investigate how decreased bone density is related to increased risk of bone fracture.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-647.gif?itok=_sBjT_M1)
Discovering Rainforest Locations
Source Institutions
In this activity, learners will examine various world data maps to combine the information and predict which areas could be tropical rainforests.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-501.jpg?itok=JDFFHtiC)
Dinosaur Skull and Body Length Predictions
Source Institutions
In this activity (located on page 2 of PDF under GPS: Baby Dinosaurs Activity), learners will look for a relationship between skull size and body length among various dinosaurs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-924.jpg?itok=rgb40AVf)
Sky Floater Challenge
Source Institutions
In this design challenge activity, learners make a balloon hover at eye level for five seconds, and then make it move by creating air currents.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-703.gif?itok=CEUQgi3f)
The Crayon Rock Cycle
Source Institutions
In this activity, learners use crayons to draw conclusions about rocks and the rock cycle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-538.png?itok=562LXQBh)
Dinosaur Bone Experiments
Source Institutions
This activity features two connected hands-on activities about dinosaur bones.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-284.jpg?itok=9eRdImd4)
Sustainable Grazing
Source Institutions
In this activity, learners investigate the food, water, and space needs of common livestock animals.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-887.gif?itok=8E6PraMt)
Make Your Own Weather Station
Source Institutions
This three-part activity shows learners how to build three meteorology tools: a wind vane, a rain gauge, and a barometer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-575.png?itok=HbtFsZQQ)
Scale Models
Source Institutions
In this activity, learners explore the relative sizes and distances of objects in the solar system.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-766.png?itok=iwXuM8ga)
A Hurricane's Storm Surge Affects our Estuaries
Source Institutions
In this activity, learners construct a coastal landmass from sand and add features such as tidal creeks and barrier islands.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-602.png?itok=4qSvPdwH)
Why is the Sky Purple?
Source Institutions
This simple hands-on activity demonstrates why the sky appears blue on a sunny day and red during sunrise and sunset.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-272.jpg?itok=JxYG0shp)
Exploring Black Holes and Gravity
Source Institutions
This fun and simple hands-on astronomy activity lets learners imagine what would happen if our Sun were replaced with a black hole.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-514.jpg?itok=XEGhzeVt)
Model Well
Source Institutions
In this quick activity about pollutants and groundwater (page 2 of PDF under Water Clean-up Activity), learners build a model well with a toilet paper tube.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-500.jpg?itok=rnBZDCLa)
Finding Fossils
Source Institutions
This activity (located on page 4 of the PDF under GPS: Baby Dinosaurs Activity) is a full inquiry investigation to determine the age of fossils based on where they are discovered.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-882.jpg?itok=-Vdf4WQM)
Mystery of the Disappearing Cottonwoods
Source Institutions
Learners will explore the scientific mystery behind a disappearing group of trees by examining data and attempting to explain the decline.