Curated OER
Light, Colors, and Vision
Third graders experience optic illusions by creating flipbooks. In this optics lesson, 3rd graders view a demonstration of the workings of rods and cones using a camera. They are shown an optical illusion and work to create their own...
University of Washington
Neuroscience for Kids: The Retina
A not-too-complicated explanation of vision and rods and cones.
National Council of Teachers of Mathematics
The Math Forum: Intro to Measurement for Primary Students
This site from the Math Forum is a great introduction to measurement for primary students. Each measurement activity has four components: interactive, manipulative-based project; technology; paper/pencil practice; literature connection.
University of Hawai'i
Density (Lesson Plan)
The purpose of this lesson plan is to find the density of regular (volume can be with a mathematical formula) or irregular objects through water displacement. Uses actual SI units (g/cubed cm).
The Tech Interactive
Tech Museum of Innovation: Inside Your Eyeball
After discussing the basics of the eye, this site explores the various functions of the eye and parts from the optic nerves to the retina. Cones, rods, and the brain are also discussed.
New Advent
Catholic Encyclopedia: Moses
This site gives a biography and outline of the important role Moses played in Jewish history.
University of Houston
University of Houston: Simple Machines Learning Site
This resource provides information about simple machines.