Curated OER
Carrying Capacity
Young biologists identify how plants and animals are affected by changes in their ecosystem and environment. The concepts of succession, maintenance of habitats, interrelationships, and adaptation are all discussed. This well-developed...
Curated OER
How Many Penguins Does It Take? Studying Carrying Capacity and Limiting Factors
How does a population's habitat determine the size of that population? Teach learners about carrying capacity and limiting factors with an engaging roleplay activity. Class members pose as a colony of penguins who must gather food amidst...
Teach Engineering
Force on a Current Carrying Wire
What do electrical currents have to do with an MRI? Using a simple wire setup and a magnet, class members explore forces used in an MRI by investigating the magnetic force acting on a wire carrying a current.
Curated OER
Addition With Carrying
In this addition with carrying worksheet, students solve 64 problems in which two or three digit numbers are added. There is carrying (once or twice) in each problem.
Curated OER
Addition Worksheet- Carrying
In this addition with carrying activity, students solve 64 problems in which two or three digits are added. There will be carrying in each problem.
Curated OER
Addition-Carrying Over
In this addition worksheet, learners add one digit and two digit numbers using carrying. There are thirty problems to solve. Students can complete worksheet online and submit answers.
Curated OER
Addition, Double Digits (Carrying)
In this math worksheet, students add two double digit numbers. Carrying (or regrouping) from the ones to the tens column is required on 9 problems. Ten problems have answers greater than one hundred.
Curated OER
Adding Three Digit Numbers With Carrying
In this addition worksheet, students solve 20 problems in which three digit numbers are added. There will be carrying in each problem.
Curated OER
Two Digit Addition With Regrouping Worksheet #5
In this addition worksheet, students solve 20 problems in which two digit numbers are added. There will be carrying on this page.
Curated OER
AP: Chapter 52: Population Ecology
For AP biology or ecology classes, here is a worksheet that explores population growth. Carrying capacity, limiting factors, and k-strategies are dealt with using short-answer questions.
Curated OER
Population Growth
A single slide depicts the normal population growth curve. The curve reaches a steady state when the population reaches carrying capacity. You can use this slide when teaching about populations, but it may be more effective to insert it...
Curated OER
Adding 2-Digit Numbers, part 2
Looking for addition practice problems? You've found them! This worksheet features 30 double-digit addend equations and three examples to guide young mathematicians. Because they incorporate carrying for almost every problem, this may be...
DK Publishing
Adding with 3-digit Numbers #2
These 25 addition problems each have two 3-digit addends, and many require regrouping. There are three examples to guide learners in all the types of problems they encounter, including the last set of five which have four-digit sums....
Curated OER
Column Addition, 4-Digit Numbers
Just follow the columns! Young mathematicians complete 16 addition problems with five addends each. They examine two examples before doing these, and the example problems demonstrate carrying one and two into the next column. Encourage...
Curated OER
Carrying to Tens
In this math worksheet, young scholars learn to carry to the tens place in addition. Students solve 8 problems, each with pictures of tens rods and cubes which illustrate the concept.
Curated OER
Carry and Borrow
Second graders complete basic math computations. In this addition and subtraction lesson, 2nd graders learn how to carry and borrow numbers when adding and subtracting. Students learn a carrying song to help them remember. Students...
Curated OER
Column Addition-No Carrying, 2 Digits
In this addition worksheet, students complete a set of 12 problems, adding one 2-digit number to another, no carrying. A reference web site is given for additional activities.
Curated OER
Population Ecology
A complete study of population ecology is covered by this worksheet. Biology or ecology learners answer questions and interpret population graphs. This can be used as the intended guided notes worksheet or assigned as homework.
Curated OER
Simple Addition Without Carrying Version 3
In this addition worksheet, students solve 40 problems in which a two digit number is added to a single digit without carrying.
Curated OER
Carrying to Tens
in this addition instructional activity, students read about carrying tens, then complete 13 problems, circling cubes as directed and solving. A website reference is given for additional activities.
Curated OER
The Lesson of the Kaibab
Young scholars plot the Kaibab deer population from 1905 to 1939 and analyze the changes over time. In this populations lesson plan, students investigate the causes of changing populations of the Kaibab deer and they find the carrying...
Teach Engineering
Biomes and Population Dynamics - Balance Within Natural Systems
How large can a population become? The fifth installment of a nine-part unit teaches young ecologists about limiting factors that determine the carrying capacity of species in the Sonoran Desert. Here is a PowerPoint to help present this...
Curated OER
Carrying Capacity of Ecosystems
Students define population and carrying. In this algebra instructional activity, students explore exponential growth and decay based on animals and things that grow or decrease exponentially. They graph their findings and discuss their...
Curated OER
Regents High School Examination: Living Environment 2010
This exam touches upon every topic within the typical first year biology course.. A broad variety of question styles give high schoolers every opportunity to show what they know. Why start from scratch when a comprehensive final exam is...