Curated OER
Number Line Math
Second graders use a number line to practice subtraction. In this subtraction lesson, 2nd graders use a number line to count backwards. Students participate in mad math activities and solve problems.
Curated OER
Bean Addition
A hands-on lesson created students use beans as manipulatives to solve addition number sentences. Requires the book, Mission Addition by Loreen Leedy.
Curated OER
What Do I Really Have to Gain?
Second graders further develop simple addition facts and their ability to record the facts.
Curated OER
Array to Go!
Second graders are introduced to arrays as a means for multiplication readiness. Once students are comfortable with naming the array by counting the columns and rows, they integrate skip counting.
Curated OER
A Rounding Review
Fourth graders review rounding to the nearest ten, hundred, and thousand with this fun lesson centered around a visit to the computer lab.
Curated OER
OUT OF THIS WORLD AND INTO OUR CLASSROOM
Learners create projects on Astronomy using math concepts and use of Internet resources.
Curated OER
Deer Tracks
Students use satellite images to track to movement patterns of deer and examine deer behavior. They write stories about a day in the life of a field scientist.
Curated OER
Constructing a Spectroscope
Learners construct a simple spectroscope. They observe the emission spectrum produce by a source of light.
Curated OER
Reflection of Light With Two Plane Mirrors- Double Mirrors Placed at a Number of Angles
Students place two plane mirrors at different angles to experiment with reflection. They make kaleidoscopes and periscopes.
Curated OER
Which Pair?
Students practice solving equations adding decimals and integers. Using a worksheet, they identify which pair of numbers goes correctly with the problem. They review their answers and are graded based a rubric given to them.
Pennsylvania Department of Education
Seeing Doubles
Students work with dominoes to recognize the number of spots on each side as they relate to addition facts. For this seeing doubles lesson, students make triangle shaped flash cards for the double facts. Students represent the correct...