Radically apply old skills to a new concept. Pupils learn how to add and subtract radicals by applying previously learned skills of simplifying radicals and combining like terms. The video shows examples with both square and cube roots....

Students practice counting and comparing objects.  For this math lesson, students view a Count on It! episode. Students examine the value of what they are counting.  Students estimate number in groups of items.  Students...

Did you know in the UK a quart is smaller than in America? This explains why a standard unit of measure is necessary for volume. Young scientists learn the similarities and differences between five different units used to measure volume....

Ice is nice, and its condition on the planet has a significant effect. Junior geoscientists experiment with ice melting in both water and on land to discover how each affect the rising sea level. This detailed instructional activity...

Students explore their counting skills. In this counting lesson, students group objects in sets of 10 to practice counting them. Students also practice graphing the sets of objects they count.  This lesson incorporates the...