Saurin gwaje-gwaje ga yara shine hanya mai mahimmanci ba kawai don koya wa ɗan yaro sabon abu ba, amma har ma ya karfafa sha'awar ilimi, kimiyya, da kuma bincike na duniya. Gwaje-gwajen da gishiri da ruwa, da ruwa da takarda, wasu kayan ba mai guba-hanya mai mahimmanci don samar da dama ga yara da amfani.
A cikin wannan labarin, zamu dubi wasu misalai na gwaje-gwajen ruwa don yara masu makaranta, wanda zaku iya gwadawa tare da yaronku, ko kuma a misalin su, don ƙirƙirar hanyoyi na nishaɗi tare da amfani da hankali.
Misalan gwaje-gwajen da ruwa don masu kula da kaya
- Zaɓi ɗan ƙaramin gwal da jaririn, kuma yasa yaron ya cika su da ruwa kuma ya sanya su a cikin injin daskarewa. Bayan 'yan sa'o'i kadan, cire kayan tsafta kuma duba yanayin ruwan. Yarinya wanda bai san wani abu ba game da daskarewa na ruwa ba zai iya tsammani abin da ya faru ba. Don taimakawa gare shi, sanya kayan aiki a kan teburin teburin kuma lura da yadda ice karkashin jagorancin iska mai dumi na kitchen zai sake koma cikin ruwa. Bayan haka, zuba ruwa mai narkewa cikin saucepan kuma ga yadda ya juya cikin tururi. Yanzu, dogara ga ilimin da aka samu, zaka iya bayyana wa yarinya abin damuwa da girgije, me yasa akwai tururi a cikin sanyi daga bakin, yadda ake yin rinks da sauran abubuwa masu ban sha'awa.
- Gwaje-gwajen da ruwa da gishiri za su gaya wa jaririn game da solubility (insolubility) na abubuwa daban-daban a cikin ruwa. Don yin wannan, shirya nau'i-nau'i masu gangami da gangami tare da kayan sanyi mai sanyi - sugar, gishiri, hatsi, yashi, sitaci, da dai sauransu. Yarda da jariri ya haxa shi da ruwa sa'annan ya ga abin da ya faru. Don shawo kan yaron cewa gishiri a cikin ruwa ba ya ɓace a ko'ina, cire ruwa mai gishiri a cikin kwano ko cokali - ruwan zai bushe kuma kwandon zai rufe shi da wani gishiri.
- Ka yi kokarin narke gishiri da sukari cikin ruwa tare da yanayin zafi daban-daban. Duba, a cikin ruwa ne gishiri zai narke sauri - a kankara, ruwa a dakin da zafin jiki ko cikin ruwa mai dumi? Tabbatar cewa ruwa a cikin tabarau ba zafi bane (wanda ba'a ƙone crumb).
- Halitta furanni "rayayyu" daga takarda za su koya wa jariri cewa lokacin da ruwan ya yi ruwan ƙura sai ya zama mai ƙari - yana sha ruwa. Don yin wannan,
Kuna buƙatar takardun launuka masu launin launi, aljihuni da farantin ruwa. Tare tare da yaro ya zana a kan takarda a kwalliyar furanni - chamomile. Bayan haka, kana buƙatar ka yanke su kuma ka karkatar da su da almakashi. An gama "buds" a cikin ruwa kuma suna kallo yadda za su yi fure. - Domin gudanar da kwarewar tsarkakewar ruwa, shirya da yawa filters - wani nama, takarda da tace jug don sha ruwa. Shirya ruwa, gishiri, alli da yashi. Yi komai da kome kuma a sake tace ruwa ta hanyar zane, takarda da tace don sha ruwa. Bayan kowane filtration, duba yanayin maganin kuma lura da canje-canje.