121. Rivers, meandering, floods and floodplains
Shows how floodplains are formed and their impact on where people live and how they use the land
Supports: Geography: river, environment;
Playing time: 6 min
|
|
122. Craters of the Moon
Shows the Moon at the terminator with craters and explains how knowledge about them has improved over the centuries.
Supports: textbook science: space
Playing time: 4 min
|
|
123. Measuring acids and alkalis
How to measure acids and alkalis.
Supports: science: dissolving
Playing time: 5 min
|
|
124. A potato battery
How to make a battery using a potato
Supports: textbook Science: electricity
Playing time: 6 min
|
|
125. Measuring time with sand
Various sand timers and their accuracy.
Supports: technology: time
Playing time: 5 min
|
|
126. What are diapers/nappies made from?
Shows how to make truly absorbent materials
Supports: science: materials, absorbent
+ STEAM
Playing time: 6 min
|
|
127. Non-slip socks
Why adding small blobs of material make all the difference.
Supports: textbook Science: materials, friction, elastic
+ STEAM
Playing time: 3 min
|
|
128. The power of disc magnets
You can see just how amazingly powerful some disc magnets are.
Supports: textbooks Science: springs and magnets
Playing time: 4 min
|
|
129. Decorative levers
Shows how many things around us contain hidden levers.
Supports: textbooks Science: forces/levers + STEAM
Playing time: 3 min
|
|
130. Air pressure: suction cups
Shows how air pressure is a very powerful way of holding things in place.
Supports: textbooks Science: forces + STEAM
Playing time: 3 min
|
|
131. What does raw wool feel like?
Shows some of the properties of wool.
Supports: textbooks Science: fibres, waterproofing, insulation + STEAM
Playing time: 3 min
|
|
|
|
133. Static electricity
Properties of static electricity.
Supports: Science: electricity
Playing time: 3 min
|
|
134. Can there be a use for expanded foam?
Looks at when plastic foam can be useful and when it should not be used.
Supports: textbooks Science: materials; recycling; conservation
Playing time: 2 min
|
|
135. Wigwams
How Native Americans once lived.
Supports: history: Native Americans
Playing time: 5 min
|
|
136. Flax/linseed oil/linen
One of the world's most important plants through history.
Supports: Science: materials, fibres, food
Playing time: 3 min
|
|
137. How iris plants help us
How iris plants can reduce pollution and loss of soil.
Supports: textbook Science: plants, environment, conservation, save the planet
Playing time: 2 min
|
|
138. Help weeds become meadows
How to make a meadow in a tiny garden.
Supports: textbook Science: plants, environment, conservation, save the planet
Playing time: 2 min
|
|
139. Sacagawea / Lewis and Clark expedition
The vital role of the Native American woman who was to become famous down the ages.
Supports: textbook History: Lewis and Clark
Playing time: 10 min
|
|
|
|