Curated OER
Squirt
Fourth graders using the idea of "how many more squirts" fill a container to develop multiplicative thinking. They also investigate the idea of conservation of volume when working with oddly shaped containers. They attempt to use...
Curated OER
Charles Darwin's Hardware Shop
Students construct an evolutionary tree representing specialization, diversity, and selection using easily obtained materials. They use at least twenty pieces of hardware to classify then develop "evolutionary" relationships between the...
Curated OER
Company is Coming
Learners find a recipe for pancakes on the web then figure out how to half the recipe then figure how to make 3/4 of the pancakes.
Curated OER
Down by the Bay
Students listen to teacher read books about fish and participate in activities in order to explore how to identify bluefish. They count and graph the numbers of fish they find in simulated fishing activities.
Curated OER
Smart Doubling
Second graders use mental math in calculations involving addition and subtraction. They study doubles facts to work out addition problems mentally using part and or whole reasoning.
Curated OER
Rabbits
Learners review what they think doubling means and double numbers mentally, for example, 5, 12, 16. They share their solutions and discuss how they doubled. They work together on a problem that is beyond mental working and solve...
Curated OER
The Same but Different Part II
Third graders experiment with beakers of water and balloons to measure the volume of the gas in the balloon. They determine ways to change the volume of air in the balloon which changes its size but not its physical state. By heating the...
Curated OER
Where Do Fish Live in the Hudson?
Students explore the environmental factors that influence where fish live and determine the makeup of fish communities in the Hudson. They interpret guided observations and measurements to assess patterns, sequences and relationships.
Curated OER
1Word and Letter Match Puzzle
In this word and letter match learning exercise, students match groups of 3 letters to words that contain each set. A reference web site is given for additional activities.