Introduction

Science experiments can be fun and educational at the same time. In fact, they are one of the best ways for children to learn about the world around them. Grade 7 is a great time to start using science experiments to explore the world. Here are some ideas for science experiments for grade 7 students.

Making a Candle

One of the simplest and most fun science experiments for grade 7 students is to make a candle. All you need is some wax, a wick, a container and some tools for melting the wax. Start by melting the wax and then pour it into the container. Let it cool and then add the wick. Once the candle is ready, light it and observe how it burns.

Making a Barometer

Making a barometer is a great experiment to learn about air pressure. You will need a glass jar, a rubber stopper, a piece of paper, a pencil, a bowl of water and a ruler. Start by drilling a small hole in the rubber stopper and inserting the pencil. Place the paper over the jar and trace the circumference of the jar. Mark the paper with the ruler to show the difference in air pressure. Put the rubber stopper in the jar and observe how the paper moves with changes in air pressure.

Making a Volcano

Creating a volcano is a classic science experiment that is sure to impress your grade 7 students. You will need a plastic bottle, some baking soda, some vinegar, some red food coloring and some modeling clay. Start by shaping the clay into a volcano shape and place it over the bottle. Add the baking soda and food coloring to the bottle and then pour in the vinegar. Observe the reaction and the eruption of the volcano.

Building a Hovercraft

Building a hovercraft is a fun way for grade 7 students to explore the principles of air pressure. You will need a plastic container, a balloon, a straw, some foil and some tape. Start by cutting the foil into four pieces and taping them to the bottom of the plastic container. Make a hole in the center of the container and insert the straw. Blow up the balloon and attach it to the straw. Place the container on a flat surface and observe how it moves with the air pressure.

Creating an Electric Circuit

Creating an electric circuit is a great experiment to learn about electricity and how it works. You will need some batteries, some wire, some light bulbs and some switches. Start by connecting the wire to the batteries and then connecting it to the light bulbs. Add the switches to the circuit and observe how the light bulbs turn on and off with the switches.

Making a Solar Oven

Making a solar oven is a great experiment to learn about the power of the sun. You will need a cardboard box, some aluminum foil, some black paper, some tape and some Vaseline. Start by taping the aluminum foil to the inside of the box. Line the inside of the box with the black paper and then coat it with Vaseline. Place the box in direct sunlight and observe how the heat is trapped inside.

Making a Compass

Making a compass is a great experiment to learn about the power of magnetism. You will need a needle, a cork, a bowl of water, a magnet and some tape. Start by taping the needle to the cork and then suspending it in the bowl of water. Place the magnet near the needle and observe how it moves in the direction of the magnetic field.

Creating a Lightning Display

Creating a lightning display is a great experiment to learn about electricity and magnets. You will need a few magnets, some thin copper wire, a light bulb and an electric current. Start by wrapping the wire around the magnets and then connecting it to the light bulb. Turn on the electric current and observe how the light bulb lights up with the magnetic field.

Conclusion

These are just some of the science experiments that grade 7 students can do. They are fun and educational and can help students learn about the world around them. With the right materials and a bit of creativity, grade 7 students can explore and learn about science in a fun and exciting way.