Alabama Learning Exchange
Investigating Friction
Young learners explore friction. They view a video or DVD (bibliography provided) and define terms related to friction, and work in groups to experiment with the effects of friction on speed and motion using ramps and toy cars.
Curated OER
TE Activity: Pulley'ing Your Own Weight
Students experiment with common objects such as spools, string and soap to determine how pulleys make it easier to move large objects. They look at the difference between fixed and movable pulleys. They examine the many uses engineers...
Curated OER
Weathering and Erosion Splashdown
Fourth graders investigate how plants and their roots help slow the erosion process.
Curated OER
Doing More In Less
Students watch segments of a NASA program called "Doing More In Less". In groups, they examine the concept of human exploration and how NASA has contributed to specific research. They are introduced to new vocabulary and answer...