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How To: Measure melting points in the chemistry lab

The Interactive Lab Primer (ILP) has been developed as part of the Royal Society of Chemistry Teacher Fellowship Scheme, one of the themes of the Chemistry for Our Future program, and initiative which aims to secure a strong and sustainable future for the chemical sciences in higher education. The aim of the ILP is to address the diverse range of experience and skills students bring with them to a university by offering a resource to support their transition from school to the university chem...

How To: Do the Girls Fold square dance step

Square dancing, a fun American pastime! Learn square dance steps with this instructional animation. Fun fact about square dancing: 19 U.S. States deem it their official dance. Square dance is a folk dance with roots in Europe, eventually spreading to the states & becoming more of an iconic dance there. Square dancing consists of 4 couples arranged in a square formation. This square dance lesson is clear and to the point. Search "square dance instructional animation" on Wonderhowto for more sq...

How To: Do the Ends Cross Fold square dance step

Square dancing, a fun American pastime! Learn square dance steps with this instructional animation. Fun fact about square dancing: 19 U.S. States deem it their official dance. Square dance is a folk dance with roots in Europe, eventually spreading to the states & becoming more of an iconic dance there. Square dancing consists of 4 couples arranged in a square formation. This square dance lesson is clear and to the point. Search "square dance instructional animation" on Wonderhowto for more sq...

News: Planning a Scavenger Hunt Based on Age

For any scavenger hunt to become a hit, you need to contemplate the age groups or capability levels of your persons who are actually going to take part. It's fairly apparent that the scavenger hunt easy enough to end up being completed by young kids could jolly well be boring for grownups that wouldn't be interested in something so easy. However, it is also a fact that integrating exactly the correct quantity of intricacy for various age ranges is usually pretty difficult. What do seven year ...

How To: Do a front shoulder raise arm exercise

The shoulder or deltoid is made up of three muscular heads: anterior (front), medial (middle), and posterior (rear). Each head plays a different role in how the shoulder moves. The front shoulder raise mainly works the front head of the shoulder, although each head assists with the movement. As with most shoulder exercises, this one can be performed seated or standing. It can also be done one arm at a time or in alternating fashion. Here is how it's done:

How To: Do a hip roll ab exercise

The hip roll is great if you are looking to target the midsection. This exercise is used to target the oblique muscles, which occupy the sides of the midsection. The job of the obliques is to assist with rotation of the torso, as well as basic abdominal contractions.

How To: Do an oblique twist ab exercise

The obliques are used to assist with rotation of the torso, as well as basic abdominal contractions. This exercise is great if you want to target the oblique muscles. Unlike traditional abdominal exercises, the oblique twist works other muscle groups as well.

How To: Do a heel toucher ab exercise

Here is a simple exercise. Heel touchers are primarily used to work the oblique muscles. The obliques are used to assist with rotation of the torso, as well as basic abdominal contractions. The obliques are commonly referred to as the "love handles." It is important to note that even though the heel toucher is an oblique exercise, the entire abdominal area is being worked. A workout mat or soft surface is recommended.

How To: Do a lying-sideways side crunch ab exercise

There are many variations of the side crunch exercise. This exercise works the oblique muscles. The lateral flexors of the spine (quadratus lumborum) are also involved in this exercise. The obliques are commonly referred to as the "love handles." They are used to assist with rotation of the torso. They are also instrumental during abdominal contractions.

How To: Do a supine leg raise

The supine leg raise is often used to target the lower abs. However, when the legs are elevated from a supine position, the hip flexors become the prime movers, not the abs. Leg raises can put stress on the lumbar spine. Thus, alternative exercises are recommended. It is also important to note that the midsection is not divided into lower and upper halves. The rectus abdominis is one muscle.

How To: Do step ups for aerobics

The step-up is a great exercise for the muscles of the upper leg. It effectively works the thighs, hips, and butt. The calf muscles work as synergists during the step-up exercise. They assist with balance. The step-up exercise can either be done one leg at a time or alternating between legs.

How To: Properly true a wheel

If you're new to cycling and have no idea what truing is, then check out this tutorial. It's a procedure that is delicate and requires a good amount of time and patience. In order to do this you'll need a good stand, lighting, and a place where you'll enjoy working.

How To: Use a choke collar to train a dog

Eric R. Letendre talks about choke collars and some of the problems with using them to train your dog. Learn how to put on a choke collar properly to assist with training and prevent injury to your dog. Use a choke collar to train a dog.

Community Byte: Coding a Web-Based Password Cracker in Python

Welcome to another Community Byte announcement! In the past two sessions, we have coded an IRC bot in Python capable of issuing commands. Since it can issue commands and most of you are new to programming, that project will stay idle for a while. Other commands such as voice and half-op can be easily hacked in via common sense, even if you weren't there for that session.