Minnesota Department of Natural Resoures
Getting to Know Trees
Celebrate the beauty of trees with a packet full of activities designed to help kindergarteners get to know about their leafy nature friends. Covering a variety of subjects, scholars go on a nature hike, read Shel Silverstein's The...
Illustrative Mathematics
How Many Leaves on a Tree? (Version 2)
A second attack at figuring out the number of leaves on a tree, this activity makes both an excellent follow-up to version 1 and a stand-alone activity. Learners practice setting parameters and deciding acceptable estimate precision, and...
Illustrative Mathematics
How Many Leaves on a Tree?
This is great go-to activity for those spring or fall days when the weather beckons your geometry class outside. Learners start with a small tree, devising strategies to accurately estimate the leaf count. They must then tackle the...
Radford University
How Tall is the Tree?
Pairs or small groups work together to determine the height of a tree using similar triangles. Learners make a judgement which direction to let a tree fall to avoid hitting any structures. They then write letters to the principal...
US Apple Association
Apples: A Class Act! (Grades Pre-K–3)
Discover the nutritional wonders of apples and get to know Johnny Appleseed with a plethora of learning experiences that cover subjects math, history, English language arts, health, and arts and crafts. Activities include an apple...
Curated OER
Does the falling tree make a sound if no one if there to hear it? (or communication via encryption)
Students explore encryption. They discuss the importance of cryptography in our daily lives. Students use games and cryptography to discover transformational geometry and modulo systems. They design their own encryption puzzles and...
Curated OER
Hemlock Trees and the Pesky Pest, The Woolly Adelgid
Students review Excel and how to create graphs with this program. They create two graphs in Excel, one showing the average number of woolly adelgid egg sacks on the outer 15 cm of hemlock branch at sites sorted by latitude, then one...
Curated OER
Holiday Math Lesson Plans and Activities
December is filled with holiday traditions using numbers. Here are some holiday math lesson plans that you can do with your students.
Curated OER
Prime Factorization: Finding Factors in the Fifth Grade
The lesson starts out with a brain drain, which is a great way to get students to activate prior knowledge and build lasting connections. They tell everything they know about prime factorization, use their knowledge to...
Yummy Math
Steep Hikes
Grab your hiking gear and get ready for a math adventure! Learners explore the meaning of percent grade change, as compared to the slope in an excellent worksheet activity about hiking trails in the mountains of New Hampshire. They...
Curated OER
A Tough Nut to Crack
Students study the origins and background of the pecan. In this agriculture lesson students divide into groups, complete an activity and worksheets.
Curated OER
Coin-a-copia: A Thanksgiving Glyph Activity
Students explore glyphs that are pictorial representations of data. Students collect and display data about themselves and a variety of other topics. Students practice using a legend to analyze and interpret data.
Curated OER
Pecans
In this calculator activity, students complete a task using pecans. Students complete 4 short answer questions and a "challenge" question using reasoning skills and calculating their responses.
Curated OER
Word Problem Practice
In this word problem worksheet, students solve a variety of word problems using money, division, and time problems. A reference web site is given for additional activities.
Curated OER
EarTwiggle
In this counting leaves worksheet, students assist EarTwiggle in counting all the leaves found within a piece of art and then place their answer in the box provided at the lower right hand corner.
Curated OER
Gravity - The Glue of the Universe
Students explore physics by conducting a class experiment. In this gravitational force lesson plan, students define several scientific terms associated with force. Students utilize a styrofoam cup and marbles to simulate a satellite...
Curated OER
Five Little Squirrels Rhyme
Pupils recite a chant that has rhyming words in it having to do with squirrels. In this rhyming words lesson, students also practice saying ordinal numbers with this chant.
Curated OER
Seasons--Measurements of Time
For this seasons worksheet, students read a short article on the 4 seasons, put the 4 seasons in correct order 4 times and then draw a summer picture and a winter picture in the 2 boxes provided.
Curated OER
Patterns
In this patterns worksheet, students look at 4 patterns and choose the 2 that are incorrect and complete 4 number and letter patterns.
Curated OER
Perimeter of Polygons
Eighth graders discuss perimeter by relating it to the path they would take while walking their dog around a park. They find the perimeter of regular polygons and one irregular polygon. Students use graph paper to draw their own examples...
Curated OER
Explora-Pond: 1st Grade Shore Count
First graders experience addition through the exploration of a virtual pond. They categorize the various plants around the pond, count the number of various types of plants on the pond shore, and calculate the number of shrubs.