Jennifer Rozines Roy and Gregory Roy

Subtraction at School

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Uses bright photographs and simple statements about specific objects in a schoolroom to teach young students subtraction.

Subtraction at School

Sorting at the Ocean

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Uses bright illustrations of living creatures like fish and accumulated rubbish to teach young children how to sort things they discover from the ocean. Demonstrates how to place them in groups by different colors, shapes, and sizes.

Sorting at the Ocean

Shapes in Transportation

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Two children explore the different shapes they see during a road trip to the city. Defines geometric terms such as angle, cylinder, dimension, line segment, parallel, prism, and rhombus.

Shapes in Transportation

Patterns in Nature

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Uncovers patterns in nature including the seasons, trees, rocks, insects, and vegetables. Provides a glossary and a list of additional resources.

Patterns in Nature

Numbers on the Street

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Shows how numbers are seen and used in everyday life from sport uniforms to addresses.

Numbers on the Street

Multiplication on the Farm

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Introduces multiplication concepts as seen on a farm. Elements counted include pigs, horseshoes, eggs, and cornstalks.

Multiplication on the Farm

Money at the Store

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Teaches money and counting concepts through a story about two boys who go to the grocery store to buy items to make ice cream sundaes.

Money at the Store

Measuring at Home

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Uses unique photographs and simple instructions to teach children how to measure a variety of things around their home including some measurements in recipes.

Measuring at Home

Holiday Fractions

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Uses bright illustrations with specific Holiday objects to teach young students how to work with fractions.

Holiday Fractions

Graphing in the Desert

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Readers use graphing methods to keep track of the different things they see in a desert. Defines terms such as bar graph, circle graph, icon, key, line graph, and pictograph.

Graphing in the Desert

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